518319080

素因数分解:

$2^3\times 5^1\times {\mathrm{3229}}^1\times {\mathrm{4013}}^1$

素因数の和:7253

約数の個数: 32

約数和(自身を含む): 1166869800

約数和(自身を除く): 648550720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3229, 4013, 6458, 8026, 12916, 16052, 16145, 20065, 25832, 32104, 32290, 40130, 64580, 80260, 129160, 160520, 12957977, 25915954, 51831908, 64789885, 103663816, 129579770, 259159540, 518319080]

約数ペア:

[(1, 518319080), (2, 259159540), (4, 129579770), (5, 103663816), (8, 64789885), (10, 51831908), (20, 25915954), (40, 12957977), (3229, 160520), (4013, 129160), (6458, 80260), (8026, 64580), (12916, 40130), (16052, 32290), (16145, 32104), (20065, 25832)]