78012640

素因数分解:

$2^5\times 5^1\times {\mathrm{151}}^1\times {\mathrm{3229}}^1$

素因数の和:3395

約数の個数: 48

約数和(自身を含む): 185582880

約数和(自身を除く): 107570240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 151, 160, 302, 604, 755, 1208, 1510, 2416, 3020, 3229, 4832, 6040, 6458, 12080, 12916, 16145, 24160, 25832, 32290, 51664, 64580, 103328, 129160, 258320, 487579, 516640, 975158, 1950316, 2437895, 3900632, 4875790, 7801264, 9751580, 15602528, 19503160, 39006320, 78012640]

約数ペア:

[(1, 78012640), (2, 39006320), (4, 19503160), (5, 15602528), (8, 9751580), (10, 7801264), (16, 4875790), (20, 3900632), (32, 2437895), (40, 1950316), (80, 975158), (151, 516640), (160, 487579), (302, 258320), (604, 129160), (755, 103328), (1208, 64580), (1510, 51664), (2416, 32290), (3020, 25832), (3229, 24160), (4832, 16145), (6040, 12916), (6458, 12080)]