13252640

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{733}}^1$

素因数の和:861

約数の個数: 48

約数和(自身を含む): 31629528

約数和(自身を除く): 18376888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 160, 226, 452, 565, 733, 904, 1130, 1466, 1808, 2260, 2932, 3616, 3665, 4520, 5864, 7330, 9040, 11728, 14660, 18080, 23456, 29320, 58640, 82829, 117280, 165658, 331316, 414145, 662632, 828290, 1325264, 1656580, 2650528, 3313160, 6626320, 13252640]

約数ペア:

[(1, 13252640), (2, 6626320), (4, 3313160), (5, 2650528), (8, 1656580), (10, 1325264), (16, 828290), (20, 662632), (32, 414145), (40, 331316), (80, 165658), (113, 117280), (160, 82829), (226, 58640), (452, 29320), (565, 23456), (733, 18080), (904, 14660), (1130, 11728), (1466, 9040), (1808, 7330), (2260, 5864), (2932, 4520), (3616, 3665)]