64612405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3929}}^1$

素因数の和:3981

約数の個数: 32

約数和(自身を含む): 95074560

約数和(自身を除く): 30462155

約数列:

[1, 5, 11, 13, 23, 55, 65, 115, 143, 253, 299, 715, 1265, 1495, 3289, 3929, 16445, 19645, 43219, 51077, 90367, 216095, 255385, 451835, 561847, 994037, 1174771, 2809235, 4970185, 5873855, 12922481, 64612405]

約数ペア:

[(1, 64612405), (5, 12922481), (11, 5873855), (13, 4970185), (23, 2809235), (55, 1174771), (65, 994037), (115, 561847), (143, 451835), (253, 255385), (299, 216095), (715, 90367), (1265, 51077), (1495, 43219), (3289, 19645), (3929, 16445)]