52775620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{563}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 114649920

約数和(自身を除く): 61874300

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 109, 172, 215, 218, 430, 436, 545, 563, 860, 1090, 1126, 2180, 2252, 2815, 4687, 5630, 9374, 11260, 18748, 23435, 24209, 46870, 48418, 61367, 93740, 96836, 121045, 122734, 242090, 245468, 306835, 484180, 613670, 1227340, 2638781, 5277562, 10555124, 13193905, 26387810, 52775620]

約数ペア:

[(1, 52775620), (2, 26387810), (4, 13193905), (5, 10555124), (10, 5277562), (20, 2638781), (43, 1227340), (86, 613670), (109, 484180), (172, 306835), (215, 245468), (218, 242090), (430, 122734), (436, 121045), (545, 96836), (563, 93740), (860, 61367), (1090, 48418), (1126, 46870), (2180, 24209), (2252, 23435), (2815, 18748), (4687, 11260), (5630, 9374)]