31307510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3299}}^1$

素因数の和:3392

約数の個数: 32

約数和(自身を含む): 61538400

約数和(自身を除く): 30230890

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 3299, 4745, 6598, 9490, 16495, 32990, 42887, 85774, 214435, 240827, 428870, 481654, 1204135, 2408270, 3130751, 6261502, 15653755, 31307510]

約数ペア:

[(1, 31307510), (2, 15653755), (5, 6261502), (10, 3130751), (13, 2408270), (26, 1204135), (65, 481654), (73, 428870), (130, 240827), (146, 214435), (365, 85774), (730, 42887), (949, 32990), (1898, 16495), (3299, 9490), (4745, 6598)]