661741010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{91781}}^1$

素因数の和:91898

約数の個数: 32

約数和(自身を含む): 1374527232

約数和(自身を除く): 712786222

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 515, 721, 1030, 1442, 3605, 7210, 91781, 183562, 458905, 642467, 917810, 1284934, 3212335, 6424670, 9453443, 18906886, 47267215, 66174101, 94534430, 132348202, 330870505, 661741010]

約数ペア:

[(1, 661741010), (2, 330870505), (5, 132348202), (7, 94534430), (10, 66174101), (14, 47267215), (35, 18906886), (70, 9453443), (103, 6424670), (206, 3212335), (515, 1284934), (721, 917810), (1030, 642467), (1442, 458905), (3605, 183562), (7210, 91781)]