65432390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{661}}^1$

素因数の和:1208

約数の個数: 32

約数和(自身を含む): 124403040

約数和(自身を除く): 58970650

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 521, 661, 1042, 1322, 2605, 3305, 5210, 6610, 9899, 12559, 19798, 25118, 49495, 62795, 98990, 125590, 344381, 688762, 1721905, 3443810, 6543239, 13086478, 32716195, 65432390]

約数ペア:

[(1, 65432390), (2, 32716195), (5, 13086478), (10, 6543239), (19, 3443810), (38, 1721905), (95, 688762), (190, 344381), (521, 125590), (661, 98990), (1042, 62795), (1322, 49495), (2605, 25118), (3305, 19798), (5210, 12559), (6610, 9899)]