123897700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2351}}^1$

素因数の和:2413

約数の個数: 72

約数和(自身を含む): 293981184

約数和(自身を除く): 170083484

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 31, 34, 50, 62, 68, 85, 100, 124, 155, 170, 310, 340, 425, 527, 620, 775, 850, 1054, 1550, 1700, 2108, 2351, 2635, 3100, 4702, 5270, 9404, 10540, 11755, 13175, 23510, 26350, 39967, 47020, 52700, 58775, 72881, 79934, 117550, 145762, 159868, 199835, 235100, 291524, 364405, 399670, 728810, 799340, 999175, 1238977, 1457620, 1822025, 1998350, 2477954, 3644050, 3996700, 4955908, 6194885, 7288100, 12389770, 24779540, 30974425, 61948850, 123897700]

約数ペア:

[(1, 123897700), (2, 61948850), (4, 30974425), (5, 24779540), (10, 12389770), (17, 7288100), (20, 6194885), (25, 4955908), (31, 3996700), (34, 3644050), (50, 2477954), (62, 1998350), (68, 1822025), (85, 1457620), (100, 1238977), (124, 999175), (155, 799340), (170, 728810), (310, 399670), (340, 364405), (425, 291524), (527, 235100), (620, 199835), (775, 159868), (850, 145762), (1054, 117550), (1550, 79934), (1700, 72881), (2108, 58775), (2351, 52700), (2635, 47020), (3100, 39967), (4702, 26350), (5270, 23510), (9404, 13175), (10540, 11755)]