20512114875

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1151}}^1$

素因数の和:1283

約数の個数: 192

約数和(自身を含む): 44258033664

約数和(自身を除く): 23745918789

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 31, 35, 45, 63, 73, 75, 93, 105, 125, 155, 175, 217, 219, 225, 279, 315, 365, 375, 465, 511, 525, 651, 657, 775, 875, 1085, 1095, 1125, 1151, 1395, 1533, 1575, 1825, 1953, 2263, 2325, 2555, 2625, 3255, 3285, 3453, 3875, 4599, 5425, 5475, 5755, 6789, 6975, 7665, 7875, 8057, 9125, 9765, 10359, 11315, 11625, 12775, 15841, 16275, 16425, 17265, 20367, 22995, 24171, 27125, 27375, 28775, 33945, 34875, 35681, 38325, 40285, 47523, 48825, 51795, 56575, 63875, 72513, 79205, 81375, 82125, 84023, 86325, 101835, 107043, 114975, 120855, 142569, 143875, 169725, 178405, 191625, 201425, 237615, 244125, 249767, 252069, 258975, 282875, 321129, 362565, 396025, 420115, 431625, 509175, 535215, 574875, 588161, 604275, 712845, 749301, 756207, 848625, 892025, 1007125, 1188075, 1248835, 1260345, 1294875, 1605645, 1764483, 1812825, 1980125, 2100575, 2247903, 2545875, 2604713, 2676075, 2940805, 3021375, 3564225, 3746505, 3781035, 4460125, 5293449, 5940375, 6244175, 6301725, 7814139, 8028225, 8822415, 9064125, 10502875, 11239515, 13023565, 13380375, 14704025, 17821125, 18232991, 18732525, 18905175, 23442417, 26467245, 31220875, 31508625, 39070695, 40141125, 44112075, 54698973, 56197575, 65117825, 73520125, 91164955, 93662625, 94525875, 117212085, 132336225, 164096919, 195353475, 220560375, 273494865, 280987875, 325589125, 455824775, 586060425, 661681125, 820484595, 976767375, 1367474325, 2279123875, 2930302125, 4102422975, 6837371625, 20512114875]

約数ペア:

[(1, 20512114875), (3, 6837371625), (5, 4102422975), (7, 2930302125), (9, 2279123875), (15, 1367474325), (21, 976767375), (25, 820484595), (31, 661681125), (35, 586060425), (45, 455824775), (63, 325589125), (73, 280987875), (75, 273494865), (93, 220560375), (105, 195353475), (125, 164096919), (155, 132336225), (175, 117212085), (217, 94525875), (219, 93662625), (225, 91164955), (279, 73520125), (315, 65117825), (365, 56197575), (375, 54698973), (465, 44112075), (511, 40141125), (525, 39070695), (651, 31508625), (657, 31220875), (775, 26467245), (875, 23442417), (1085, 18905175), (1095, 18732525), (1125, 18232991), (1151, 17821125), (1395, 14704025), (1533, 13380375), (1575, 13023565), (1825, 11239515), (1953, 10502875), (2263, 9064125), (2325, 8822415), (2555, 8028225), (2625, 7814139), (3255, 6301725), (3285, 6244175), (3453, 5940375), (3875, 5293449), (4599, 4460125), (5425, 3781035), (5475, 3746505), (5755, 3564225), (6789, 3021375), (6975, 2940805), (7665, 2676075), (7875, 2604713), (8057, 2545875), (9125, 2247903), (9765, 2100575), (10359, 1980125), (11315, 1812825), (11625, 1764483), (12775, 1605645), (15841, 1294875), (16275, 1260345), (16425, 1248835), (17265, 1188075), (20367, 1007125), (22995, 892025), (24171, 848625), (27125, 756207), (27375, 749301), (28775, 712845), (33945, 604275), (34875, 588161), (35681, 574875), (38325, 535215), (40285, 509175), (47523, 431625), (48825, 420115), (51795, 396025), (56575, 362565), (63875, 321129), (72513, 282875), (79205, 258975), (81375, 252069), (82125, 249767), (84023, 244125), (86325, 237615), (101835, 201425), (107043, 191625), (114975, 178405), (120855, 169725), (142569, 143875)]