64157665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1471}}^1$

素因数の和:1561

約数の個数: 32

約数和(自身を含む): 91994112

約数和(自身を除く): 27836447

約数列:

[1, 5, 11, 13, 55, 61, 65, 143, 305, 671, 715, 793, 1471, 3355, 3965, 7355, 8723, 16181, 19123, 43615, 80905, 89731, 95615, 210353, 448655, 987041, 1051765, 1166503, 4935205, 5832515, 12831533, 64157665]

約数ペア:

[(1, 64157665), (5, 12831533), (11, 5832515), (13, 4935205), (55, 1166503), (61, 1051765), (65, 987041), (143, 448655), (305, 210353), (671, 95615), (715, 89731), (793, 80905), (1471, 43615), (3355, 19123), (3965, 16181), (7355, 8723)]