72587275

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{409}}^1$

素因数の和:679

約数の個数: 24

約数和(自身を含む): 93545600

約数和(自身を除く): 20958325

約数列:

[1, 5, 25, 31, 155, 229, 409, 775, 1145, 2045, 5725, 7099, 10225, 12679, 35495, 63395, 93661, 177475, 316975, 468305, 2341525, 2903491, 14517455, 72587275]

約数ペア:

[(1, 72587275), (5, 14517455), (25, 2903491), (31, 2341525), (155, 468305), (229, 316975), (409, 177475), (775, 93661), (1145, 63395), (2045, 35495), (5725, 12679), (7099, 10225)]