80262100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1523}}^1$

素因数の和:1585

約数の個数: 72

約数和(自身を含む): 190487808

約数和(自身を除く): 110225708

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, 1523, 1550, 1700, 2108, 2635, 3046, 3100, 5270, 6092, 7615, 10540, 13175, 15230, 25891, 26350, 30460, 38075, 47213, 51782, 52700, 76150, 94426, 103564, 129455, 152300, 188852, 236065, 258910, 472130, 517820, 647275, 802621, 944260, 1180325, 1294550, 1605242, 2360650, 2589100, 3210484, 4013105, 4721300, 8026210, 16052420, 20065525, 40131050, 80262100]

約数ペア:

[(1, 80262100), (2, 40131050), (4, 20065525), (5, 16052420), (10, 8026210), (17, 4721300), (20, 4013105), (25, 3210484), (31, 2589100), (34, 2360650), (50, 1605242), (62, 1294550), (68, 1180325), (85, 944260), (100, 802621), (124, 647275), (155, 517820), (170, 472130), (310, 258910), (340, 236065), (425, 188852), (527, 152300), (620, 129455), (775, 103564), (850, 94426), (1054, 76150), (1523, 52700), (1550, 51782), (1700, 47213), (2108, 38075), (2635, 30460), (3046, 26350), (3100, 25891), (5270, 15230), (6092, 13175), (7615, 10540)]