80628280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{118571}}^1$

素因数の和:118599

約数の個数: 32

約数和(自身を含む): 192086640

約数和(自身を除く): 111458360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 118571, 237142, 474284, 592855, 948568, 1185710, 2015707, 2371420, 4031414, 4742840, 8062828, 10078535, 16125656, 20157070, 40314140, 80628280]

約数ペア:

[(1, 80628280), (2, 40314140), (4, 20157070), (5, 16125656), (8, 10078535), (10, 8062828), (17, 4742840), (20, 4031414), (34, 2371420), (40, 2015707), (68, 1185710), (85, 948568), (136, 592855), (170, 474284), (340, 237142), (680, 118571)]