53940575

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{751}}^1$

素因数の和:804

約数の個数: 36

約数和(自身を含む): 76789728

約数和(自身を除く): 22849153

約数列:

[1, 5, 13, 17, 25, 65, 85, 169, 221, 325, 425, 751, 845, 1105, 2873, 3755, 4225, 5525, 9763, 12767, 14365, 18775, 48815, 63835, 71825, 126919, 165971, 244075, 319175, 634595, 829855, 2157623, 3172975, 4149275, 10788115, 53940575]

約数ペア:

[(1, 53940575), (5, 10788115), (13, 4149275), (17, 3172975), (25, 2157623), (65, 829855), (85, 634595), (169, 319175), (221, 244075), (325, 165971), (425, 126919), (751, 71825), (845, 63835), (1105, 48815), (2873, 18775), (3755, 14365), (4225, 12767), (5525, 9763)]