61626890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{20611}}^1$

素因数の和:20654

約数の個数: 32

約数和(自身を含む): 124661376

約数和(自身を除く): 63034486

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 20611, 41222, 103055, 206110, 267943, 474053, 535886, 948106, 1339715, 2370265, 2679430, 4740530, 6162689, 12325378, 30813445, 61626890]

約数ペア:

[(1, 61626890), (2, 30813445), (5, 12325378), (10, 6162689), (13, 4740530), (23, 2679430), (26, 2370265), (46, 1339715), (65, 948106), (115, 535886), (130, 474053), (230, 267943), (299, 206110), (598, 103055), (1495, 41222), (2990, 20611)]