20589049125

素因数分解:

$3^3\times 5^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:234

約数の個数: 256

約数和(自身を含む): 41405644800

約数和(自身を除く): 20816595675

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 47, 53, 75, 79, 93, 125, 135, 141, 155, 159, 225, 235, 237, 265, 279, 375, 395, 423, 465, 477, 675, 705, 711, 775, 795, 837, 1125, 1175, 1185, 1269, 1325, 1395, 1431, 1457, 1643, 1975, 2115, 2133, 2325, 2385, 2449, 2491, 3375, 3525, 3555, 3713, 3875, 3975, 4185, 4187, 4371, 4929, 5875, 5925, 6345, 6625, 6975, 7155, 7285, 7347, 7473, 8215, 9875, 10575, 10665, 11139, 11625, 11925, 12245, 12455, 12561, 13113, 14787, 17625, 17775, 18565, 19875, 20925, 20935, 21855, 22041, 22419, 24645, 29625, 31725, 33417, 34875, 35775, 36425, 36735, 37365, 37683, 39339, 41075, 44361, 52875, 53325, 55695, 59625, 61225, 62275, 62805, 65565, 66123, 67257, 73935, 77221, 88875, 92825, 100251, 104625, 104675, 109275, 110205, 112095, 113049, 115103, 123225, 129797, 158625, 167085, 178875, 182125, 183675, 186825, 188415, 196695, 196789, 205375, 221805, 231663, 266625, 278475, 306125, 311375, 314025, 327825, 330615, 336285, 345309, 369675, 386105, 389391, 464125, 501255, 523375, 546375, 551025, 560475, 565245, 575515, 590367, 616125, 648985, 694989, 835425, 918375, 934125, 942075, 983475, 983945, 1035927, 1109025, 1158315, 1168173, 1392375, 1570125, 1639125, 1653075, 1681425, 1726545, 1771101, 1848375, 1930525, 1946955, 2084967, 2506275, 2755125, 2802375, 2826225, 2877575, 2951835, 3107781, 3244925, 3474945, 3504519, 4177125, 4710375, 4917375, 4919725, 5179635, 5313303, 5545125, 5791575, 5840865, 6100459, 8265375, 8407125, 8632725, 8855505, 9652625, 9734775, 10424835, 12531375, 14131125, 14387875, 14759175, 15538905, 16224625, 17374725, 17522595, 18301377, 24598625, 25898175, 26566515, 28957875, 29204325, 30502295, 43163625, 44277525, 48673875, 52124175, 54904131, 73795875, 77694525, 86873625, 87612975, 91506885, 129490875, 132832575, 146021625, 152511475, 164712393, 221387625, 260620875, 274520655, 388472625, 438064875, 457534425, 664162875, 762557375, 823561965, 1372603275, 2287672125, 4117809825, 6863016375, 20589049125]

約数ペア:

[(1, 20589049125), (3, 6863016375), (5, 4117809825), (9, 2287672125), (15, 1372603275), (25, 823561965), (27, 762557375), (31, 664162875), (45, 457534425), (47, 438064875), (53, 388472625), (75, 274520655), (79, 260620875), (93, 221387625), (125, 164712393), (135, 152511475), (141, 146021625), (155, 132832575), (159, 129490875), (225, 91506885), (235, 87612975), (237, 86873625), (265, 77694525), (279, 73795875), (375, 54904131), (395, 52124175), (423, 48673875), (465, 44277525), (477, 43163625), (675, 30502295), (705, 29204325), (711, 28957875), (775, 26566515), (795, 25898175), (837, 24598625), (1125, 18301377), (1175, 17522595), (1185, 17374725), (1269, 16224625), (1325, 15538905), (1395, 14759175), (1431, 14387875), (1457, 14131125), (1643, 12531375), (1975, 10424835), (2115, 9734775), (2133, 9652625), (2325, 8855505), (2385, 8632725), (2449, 8407125), (2491, 8265375), (3375, 6100459), (3525, 5840865), (3555, 5791575), (3713, 5545125), (3875, 5313303), (3975, 5179635), (4185, 4919725), (4187, 4917375), (4371, 4710375), (4929, 4177125), (5875, 3504519), (5925, 3474945), (6345, 3244925), (6625, 3107781), (6975, 2951835), (7155, 2877575), (7285, 2826225), (7347, 2802375), (7473, 2755125), (8215, 2506275), (9875, 2084967), (10575, 1946955), (10665, 1930525), (11139, 1848375), (11625, 1771101), (11925, 1726545), (12245, 1681425), (12455, 1653075), (12561, 1639125), (13113, 1570125), (14787, 1392375), (17625, 1168173), (17775, 1158315), (18565, 1109025), (19875, 1035927), (20925, 983945), (20935, 983475), (21855, 942075), (22041, 934125), (22419, 918375), (24645, 835425), (29625, 694989), (31725, 648985), (33417, 616125), (34875, 590367), (35775, 575515), (36425, 565245), (36735, 560475), (37365, 551025), (37683, 546375), (39339, 523375), (41075, 501255), (44361, 464125), (52875, 389391), (53325, 386105), (55695, 369675), (59625, 345309), (61225, 336285), (62275, 330615), (62805, 327825), (65565, 314025), (66123, 311375), (67257, 306125), (73935, 278475), (77221, 266625), (88875, 231663), (92825, 221805), (100251, 205375), (104625, 196789), (104675, 196695), (109275, 188415), (110205, 186825), (112095, 183675), (113049, 182125), (115103, 178875), (123225, 167085), (129797, 158625)]