651308210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{23203}}^1$

素因数の和:23618

約数の個数: 32

約数和(自身を含む): 1343233152

約数和(自身を除く): 691924942

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 401, 802, 2005, 2807, 4010, 5614, 14035, 23203, 28070, 46406, 116015, 162421, 232030, 324842, 812105, 1624210, 9304403, 18608806, 46522015, 65130821, 93044030, 130261642, 325654105, 651308210]

約数ペア:

[(1, 651308210), (2, 325654105), (5, 130261642), (7, 93044030), (10, 65130821), (14, 46522015), (35, 18608806), (70, 9304403), (401, 1624210), (802, 812105), (2005, 324842), (2807, 232030), (4010, 162421), (5614, 116015), (14035, 46406), (23203, 28070)]