68719250

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{8867}}^1$

素因数の和:8915

約数の個数: 32

約数和(自身を含む): 132807168

約数和(自身を除く): 64087918

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 125, 155, 250, 310, 775, 1550, 3875, 7750, 8867, 17734, 44335, 88670, 221675, 274877, 443350, 549754, 1108375, 1374385, 2216750, 2748770, 6871925, 13743850, 34359625, 68719250]

約数ペア:

[(1, 68719250), (2, 34359625), (5, 13743850), (10, 6871925), (25, 2748770), (31, 2216750), (50, 1374385), (62, 1108375), (125, 549754), (155, 443350), (250, 274877), (310, 221675), (775, 88670), (1550, 44335), (3875, 17734), (7750, 8867)]