65980490

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{153443}}^1$

素因数の和:153493

約数の個数: 16

約数和(自身を含む): 121527648

約数和(自身を除く): 55547158

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 153443, 306886, 767215, 1534430, 6598049, 13196098, 32990245, 65980490]

約数ペア:

[(1, 65980490), (2, 32990245), (5, 13196098), (10, 6598049), (43, 1534430), (86, 767215), (215, 306886), (430, 153443)]