64025665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{2903}}^1$

素因数の和:3320

約数の個数: 16

約数和(自身を含む): 84053376

約数和(自身を除く): 20027711

約数列:

[1, 5, 11, 55, 401, 2005, 2903, 4411, 14515, 22055, 31933, 159665, 1164103, 5820515, 12805133, 64025665]

約数ペア:

[(1, 64025665), (5, 12805133), (11, 5820515), (55, 1164103), (401, 159665), (2005, 31933), (2903, 22055), (4411, 14515)]