289605310

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{12641}}^1$

素因数の和:12756

約数の個数: 32

約数和(自身を含む): 546134400

約数和(自身を除く): 256529090

約数列:

[1, 2, 5, 10, 29, 58, 79, 145, 158, 290, 395, 790, 2291, 4582, 11455, 12641, 22910, 25282, 63205, 126410, 366589, 733178, 998639, 1832945, 1997278, 3665890, 4993195, 9986390, 28960531, 57921062, 144802655, 289605310]

約数ペア:

[(1, 289605310), (2, 144802655), (5, 57921062), (10, 28960531), (29, 9986390), (58, 4993195), (79, 3665890), (145, 1997278), (158, 1832945), (290, 998639), (395, 733178), (790, 366589), (2291, 126410), (4582, 63205), (11455, 25282), (12641, 22910)]