64667075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2081}}^1$

素因数の和:2215

約数の個数: 24

約数和(自身を含む): 88293456

約数和(自身を除く): 23626381

約数列:

[1, 5, 11, 25, 55, 113, 275, 565, 1243, 2081, 2825, 6215, 10405, 22891, 31075, 52025, 114455, 235153, 572275, 1175765, 2586683, 5878825, 12933415, 64667075]

約数ペア:

[(1, 64667075), (5, 12933415), (11, 5878825), (25, 2586683), (55, 1175765), (113, 572275), (275, 235153), (565, 114455), (1243, 52025), (2081, 31075), (2825, 22891), (6215, 10405)]