86830160

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15287}}^1$

素因数の和:15371

約数の個数: 40

約数和(自身を含む): 204736896

約数和(自身を除く): 117906736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 15287, 30574, 61148, 76435, 122296, 152870, 244592, 305740, 611480, 1085377, 1222960, 2170754, 4341508, 5426885, 8683016, 10853770, 17366032, 21707540, 43415080, 86830160]

約数ペア:

[(1, 86830160), (2, 43415080), (4, 21707540), (5, 17366032), (8, 10853770), (10, 8683016), (16, 5426885), (20, 4341508), (40, 2170754), (71, 1222960), (80, 1085377), (142, 611480), (284, 305740), (355, 244592), (568, 152870), (710, 122296), (1136, 76435), (1420, 61148), (2840, 30574), (5680, 15287)]