66422290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:619

約数の個数: 64

約数和(自身を含む): 139812480

約数和(自身を除く): 73390190

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 61, 95, 110, 122, 190, 209, 305, 418, 521, 610, 671, 1042, 1045, 1159, 1342, 2090, 2318, 2605, 3355, 5210, 5731, 5795, 6710, 9899, 11462, 11590, 12749, 19798, 25498, 28655, 31781, 49495, 57310, 63562, 63745, 98990, 108889, 127490, 158905, 217778, 317810, 349591, 544445, 603839, 699182, 1088890, 1207678, 1747955, 3019195, 3495910, 6038390, 6642229, 13284458, 33211145, 66422290]

約数ペア:

[(1, 66422290), (2, 33211145), (5, 13284458), (10, 6642229), (11, 6038390), (19, 3495910), (22, 3019195), (38, 1747955), (55, 1207678), (61, 1088890), (95, 699182), (110, 603839), (122, 544445), (190, 349591), (209, 317810), (305, 217778), (418, 158905), (521, 127490), (610, 108889), (671, 98990), (1042, 63745), (1045, 63562), (1159, 57310), (1342, 49495), (2090, 31781), (2318, 28655), (2605, 25498), (3355, 19798), (5210, 12749), (5731, 11590), (5795, 11462), (6710, 9899)]