72487490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{18539}}^1$

素因数の和:18586

約数の個数: 32

約数和(自身を含む): 144167040

約数和(自身を除く): 71679550

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 18539, 37078, 92695, 185390, 315163, 426397, 630326, 852794, 1575815, 2131985, 3151630, 4263970, 7248749, 14497498, 36243745, 72487490]

約数ペア:

[(1, 72487490), (2, 36243745), (5, 14497498), (10, 7248749), (17, 4263970), (23, 3151630), (34, 2131985), (46, 1575815), (85, 852794), (115, 630326), (170, 426397), (230, 315163), (391, 185390), (782, 92695), (1955, 37078), (3910, 18539)]