81313510

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{1013}}^1$

素因数の和:1392

約数の個数: 32

約数和(自身を含む): 153316800

約数和(自身を除く): 72003290

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 349, 698, 1013, 1745, 2026, 3490, 5065, 8027, 10130, 16054, 23299, 40135, 46598, 80270, 116495, 232990, 353537, 707074, 1767685, 3535370, 8131351, 16262702, 40656755, 81313510]

約数ペア:

[(1, 81313510), (2, 40656755), (5, 16262702), (10, 8131351), (23, 3535370), (46, 1767685), (115, 707074), (230, 353537), (349, 232990), (698, 116495), (1013, 80270), (1745, 46598), (2026, 40135), (3490, 23299), (5065, 16054), (8027, 10130)]