162564440

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{57241}}^1$

素因数の和:57323

約数の個数: 32

約数和(自身を含む): 370928160

約数和(自身を除く): 208363720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 57241, 114482, 228964, 286205, 457928, 572410, 1144820, 2289640, 4064111, 8128222, 16256444, 20320555, 32512888, 40641110, 81282220, 162564440]

約数ペア:

[(1, 162564440), (2, 81282220), (4, 40641110), (5, 32512888), (8, 20320555), (10, 16256444), (20, 8128222), (40, 4064111), (71, 2289640), (142, 1144820), (284, 572410), (355, 457928), (568, 286205), (710, 228964), (1420, 114482), (2840, 57241)]