126909350

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1997}}^1$

素因数の和:2081

約数の個数: 48

約数和(自身を含む): 249734016

約数和(自身を除く): 122824666

約数列:

[1, 2, 5, 10, 25, 31, 41, 50, 62, 82, 155, 205, 310, 410, 775, 1025, 1271, 1550, 1997, 2050, 2542, 3994, 6355, 9985, 12710, 19970, 31775, 49925, 61907, 63550, 81877, 99850, 123814, 163754, 309535, 409385, 619070, 818770, 1547675, 2046925, 2538187, 3095350, 4093850, 5076374, 12690935, 25381870, 63454675, 126909350]

約数ペア:

[(1, 126909350), (2, 63454675), (5, 25381870), (10, 12690935), (25, 5076374), (31, 4093850), (41, 3095350), (50, 2538187), (62, 2046925), (82, 1547675), (155, 818770), (205, 619070), (310, 409385), (410, 309535), (775, 163754), (1025, 123814), (1271, 99850), (1550, 81877), (1997, 63550), (2050, 61907), (2542, 49925), (3994, 31775), (6355, 19970), (9985, 12710)]