66866675

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:503

約数の個数: 24

約数和(自身を含む): 85106160

約数和(自身を除く): 18239485

約数列:

[1, 5, 25, 61, 163, 269, 305, 815, 1345, 1525, 4075, 6725, 9943, 16409, 43847, 49715, 82045, 219235, 248575, 410225, 1096175, 2674667, 13373335, 66866675]

約数ペア:

[(1, 66866675), (5, 13373335), (25, 2674667), (61, 1096175), (163, 410225), (269, 248575), (305, 219235), (815, 82045), (1345, 49715), (1525, 43847), (4075, 16409), (6725, 9943)]