87860510

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{2039}}^1$

素因数の和:2216

約数の個数: 32

約数和(自身を含む): 164505600

約数和(自身を除く): 76645090

約数列:

[1, 2, 5, 10, 31, 62, 139, 155, 278, 310, 695, 1390, 2039, 4078, 4309, 8618, 10195, 20390, 21545, 43090, 63209, 126418, 283421, 316045, 566842, 632090, 1417105, 2834210, 8786051, 17572102, 43930255, 87860510]

約数ペア:

[(1, 87860510), (2, 43930255), (5, 17572102), (10, 8786051), (31, 2834210), (62, 1417105), (139, 632090), (155, 566842), (278, 316045), (310, 283421), (695, 126418), (1390, 63209), (2039, 43090), (4078, 21545), (4309, 20390), (8618, 10195)]