528067640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{425861}}^1$

素因数の和:425903

約数の個数: 32

約数和(自身を含む): 1226482560

約数和(自身を除く): 698414920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 425861, 851722, 1703444, 2129305, 3406888, 4258610, 8517220, 13201691, 17034440, 26403382, 52806764, 66008455, 105613528, 132016910, 264033820, 528067640]

約数ペア:

[(1, 528067640), (2, 264033820), (4, 132016910), (5, 105613528), (8, 66008455), (10, 52806764), (20, 26403382), (31, 17034440), (40, 13201691), (62, 8517220), (124, 4258610), (155, 3406888), (248, 2129305), (310, 1703444), (620, 851722), (1240, 425861)]