64164080

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{10987}}^1$

素因数の和:11073

約数の個数: 40

約数和(自身を含む): 151238832

約数和(自身を除く): 87074752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 10987, 21974, 43948, 54935, 87896, 109870, 175792, 219740, 439480, 802051, 878960, 1604102, 3208204, 4010255, 6416408, 8020510, 12832816, 16041020, 32082040, 64164080]

約数ペア:

[(1, 64164080), (2, 32082040), (4, 16041020), (5, 12832816), (8, 8020510), (10, 6416408), (16, 4010255), (20, 3208204), (40, 1604102), (73, 878960), (80, 802051), (146, 439480), (292, 219740), (365, 175792), (584, 109870), (730, 87896), (1168, 54935), (1460, 43948), (2920, 21974), (5840, 10987)]