201272690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:563

約数の個数: 64

約数和(自身を含む): 399748608

約数和(自身を除く): 198475918

約数列:

[1, 2, 5, 10, 17, 34, 41, 67, 82, 85, 134, 170, 205, 335, 410, 431, 670, 697, 862, 1139, 1394, 2155, 2278, 2747, 3485, 4310, 5494, 5695, 6970, 7327, 11390, 13735, 14654, 17671, 27470, 28877, 35342, 36635, 46699, 57754, 73270, 88355, 93398, 144385, 176710, 233495, 288770, 300407, 466990, 490909, 600814, 981818, 1183957, 1502035, 2367914, 2454545, 3004070, 4909090, 5919785, 11839570, 20127269, 40254538, 100636345, 201272690]

約数ペア:

[(1, 201272690), (2, 100636345), (5, 40254538), (10, 20127269), (17, 11839570), (34, 5919785), (41, 4909090), (67, 3004070), (82, 2454545), (85, 2367914), (134, 1502035), (170, 1183957), (205, 981818), (335, 600814), (410, 490909), (431, 466990), (670, 300407), (697, 288770), (862, 233495), (1139, 176710), (1394, 144385), (2155, 93398), (2278, 88355), (2747, 73270), (3485, 57754), (4310, 46699), (5494, 36635), (5695, 35342), (6970, 28877), (7327, 27470), (11390, 17671), (13735, 14654)]