2017785575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{61471}}^1$

素因数の和:61595

約数の個数: 24

約数和(自身を含む): 2721242496

約数和(自身を除く): 703456921

約数列:

[1, 5, 13, 25, 65, 101, 325, 505, 1313, 2525, 6565, 32825, 61471, 307355, 799123, 1536775, 3995615, 6208571, 19978075, 31042855, 80711423, 155214275, 403557115, 2017785575]

約数ペア:

[(1, 2017785575), (5, 403557115), (13, 155214275), (25, 80711423), (65, 31042855), (101, 19978075), (325, 6208571), (505, 3995615), (1313, 1536775), (2525, 799123), (6565, 307355), (32825, 61471)]