66531725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4993}}^1$

素因数の和:5057

約数の個数: 24

約数和(自身を含む): 91030632

約数和(自身を除く): 24498907

約数列:

[1, 5, 13, 25, 41, 65, 205, 325, 533, 1025, 2665, 4993, 13325, 24965, 64909, 124825, 204713, 324545, 1023565, 1622725, 2661269, 5117825, 13306345, 66531725]

約数ペア:

[(1, 66531725), (5, 13306345), (13, 5117825), (25, 2661269), (41, 1622725), (65, 1023565), (205, 324545), (325, 204713), (533, 124825), (1025, 64909), (2665, 24965), (4993, 13325)]