81552900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1901}}^1$

素因数の和:1942

約数の個数: 144

約数和(自身を含む): 277357248

約数和(自身を除く): 195804348

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 25, 26, 30, 33, 39, 44, 50, 52, 55, 60, 65, 66, 75, 78, 100, 110, 130, 132, 143, 150, 156, 165, 195, 220, 260, 275, 286, 300, 325, 330, 390, 429, 550, 572, 650, 660, 715, 780, 825, 858, 975, 1100, 1300, 1430, 1650, 1716, 1901, 1950, 2145, 2860, 3300, 3575, 3802, 3900, 4290, 5703, 7150, 7604, 8580, 9505, 10725, 11406, 14300, 19010, 20911, 21450, 22812, 24713, 28515, 38020, 41822, 42900, 47525, 49426, 57030, 62733, 74139, 83644, 95050, 98852, 104555, 114060, 123565, 125466, 142575, 148278, 190100, 209110, 247130, 250932, 271843, 285150, 296556, 313665, 370695, 418220, 494260, 522775, 543686, 570300, 617825, 627330, 741390, 815529, 1045550, 1087372, 1235650, 1254660, 1359215, 1482780, 1568325, 1631058, 1853475, 2091100, 2471300, 2718430, 3136650, 3262116, 3706950, 4077645, 5436860, 6273300, 6796075, 7413900, 8155290, 13592150, 16310580, 20388225, 27184300, 40776450, 81552900]

約数ペア:

[(1, 81552900), (2, 40776450), (3, 27184300), (4, 20388225), (5, 16310580), (6, 13592150), (10, 8155290), (11, 7413900), (12, 6796075), (13, 6273300), (15, 5436860), (20, 4077645), (22, 3706950), (25, 3262116), (26, 3136650), (30, 2718430), (33, 2471300), (39, 2091100), (44, 1853475), (50, 1631058), (52, 1568325), (55, 1482780), (60, 1359215), (65, 1254660), (66, 1235650), (75, 1087372), (78, 1045550), (100, 815529), (110, 741390), (130, 627330), (132, 617825), (143, 570300), (150, 543686), (156, 522775), (165, 494260), (195, 418220), (220, 370695), (260, 313665), (275, 296556), (286, 285150), (300, 271843), (325, 250932), (330, 247130), (390, 209110), (429, 190100), (550, 148278), (572, 142575), (650, 125466), (660, 123565), (715, 114060), (780, 104555), (825, 98852), (858, 95050), (975, 83644), (1100, 74139), (1300, 62733), (1430, 57030), (1650, 49426), (1716, 47525), (1901, 42900), (1950, 41822), (2145, 38020), (2860, 28515), (3300, 24713), (3575, 22812), (3802, 21450), (3900, 20911), (4290, 19010), (5703, 14300), (7150, 11406), (7604, 10725), (8580, 9505)]