64847575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3271}}^1$

素因数の和:3355

約数の個数: 24

約数和(自身を含む): 88042976

約数和(自身を除く): 23195401

約数列:

[1, 5, 13, 25, 61, 65, 305, 325, 793, 1525, 3271, 3965, 16355, 19825, 42523, 81775, 199531, 212615, 997655, 1063075, 2593903, 4988275, 12969515, 64847575]

約数ペア:

[(1, 64847575), (5, 12969515), (13, 4988275), (25, 2593903), (61, 1063075), (65, 997655), (305, 212615), (325, 199531), (793, 81775), (1525, 42523), (3271, 19825), (3965, 16355)]