64443665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{467}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 91518336

約数和(自身を除く): 27074671

約数列:

[1, 5, 11, 13, 55, 65, 143, 193, 467, 715, 965, 2123, 2335, 2509, 5137, 6071, 10615, 12545, 25685, 27599, 30355, 66781, 90131, 137995, 333905, 450655, 991441, 1171703, 4957205, 5858515, 12888733, 64443665]

約数ペア:

[(1, 64443665), (5, 12888733), (11, 5858515), (13, 4957205), (55, 1171703), (65, 991441), (143, 450655), (193, 333905), (467, 137995), (715, 90131), (965, 66781), (2123, 30355), (2335, 27599), (2509, 25685), (5137, 12545), (6071, 10615)]