70720810

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{1009}}^1$

素因数の和:1222

約数の個数: 32

約数和(自身を含む): 131186880

約数和(自身を除く): 60466070

約数列:

[1, 2, 5, 10, 43, 86, 163, 215, 326, 430, 815, 1009, 1630, 2018, 5045, 7009, 10090, 14018, 35045, 43387, 70090, 86774, 164467, 216935, 328934, 433870, 822335, 1644670, 7072081, 14144162, 35360405, 70720810]

約数ペア:

[(1, 70720810), (2, 35360405), (5, 14144162), (10, 7072081), (43, 1644670), (86, 822335), (163, 433870), (215, 328934), (326, 216935), (430, 164467), (815, 86774), (1009, 70090), (1630, 43387), (2018, 35045), (5045, 14018), (7009, 10090)]