71584580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{115459}}^1$

素因数の和:115499

約数の個数: 24

約数和(自身を含む): 155178240

約数和(自身を除く): 83593660

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 115459, 230918, 461836, 577295, 1154590, 2309180, 3579229, 7158458, 14316916, 17896145, 35792290, 71584580]

約数ペア:

[(1, 71584580), (2, 35792290), (4, 17896145), (5, 14316916), (10, 7158458), (20, 3579229), (31, 2309180), (62, 1154590), (124, 577295), (155, 461836), (310, 230918), (620, 115459)]