71458510

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:756

約数の個数: 32

約数和(自身を含む): 131090400

約数和(自身を除く): 59631890

約数列:

[1, 2, 5, 10, 101, 139, 202, 278, 505, 509, 695, 1010, 1018, 1390, 2545, 5090, 14039, 28078, 51409, 70195, 70751, 102818, 140390, 141502, 257045, 353755, 514090, 707510, 7145851, 14291702, 35729255, 71458510]

約数ペア:

[(1, 71458510), (2, 35729255), (5, 14291702), (10, 7145851), (101, 707510), (139, 514090), (202, 353755), (278, 257045), (505, 141502), (509, 140390), (695, 102818), (1010, 70751), (1018, 70195), (1390, 51409), (2545, 28078), (5090, 14039)]