2051206375

素因数分解:

$5^3\times {\mathrm{103}}^1\times {\mathrm{313}}^1\times {\mathrm{509}}^1$

素因数の和:940

約数の個数: 32

約数和(自身を含む): 2598111360

約数和(自身を除く): 546904985

約数列:

[1, 5, 25, 103, 125, 313, 509, 515, 1565, 2545, 2575, 7825, 12725, 12875, 32239, 39125, 52427, 63625, 159317, 161195, 262135, 796585, 805975, 1310675, 3982925, 4029875, 6553375, 16409651, 19914625, 82048255, 410241275, 2051206375]

約数ペア:

[(1, 2051206375), (5, 410241275), (25, 82048255), (103, 19914625), (125, 16409651), (313, 6553375), (509, 4029875), (515, 3982925), (1565, 1310675), (2545, 805975), (2575, 796585), (7825, 262135), (12725, 161195), (12875, 159317), (32239, 63625), (39125, 52427)]