80560280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{118471}}^1$

素因数の和:118499

約数の個数: 32

約数和(自身を含む): 191924640

約数和(自身を除く): 111364360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 118471, 236942, 473884, 592355, 947768, 1184710, 2014007, 2369420, 4028014, 4738840, 8056028, 10070035, 16112056, 20140070, 40280140, 80560280]

約数ペア:

[(1, 80560280), (2, 40280140), (4, 20140070), (5, 16112056), (8, 10070035), (10, 8056028), (17, 4738840), (20, 4028014), (34, 2369420), (40, 2014007), (68, 1184710), (85, 947768), (136, 592355), (170, 473884), (340, 236942), (680, 118471)]