64067575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17921}}^1$

素因数の和:17955

約数の個数: 24

約数和(自身を含む): 93337776

約数和(自身を除く): 29270201

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 17921, 89605, 197131, 232973, 448025, 985655, 1164865, 2562703, 4928275, 5824325, 12813515, 64067575]

約数ペア:

[(1, 64067575), (5, 12813515), (11, 5824325), (13, 4928275), (25, 2562703), (55, 1164865), (65, 985655), (143, 448025), (275, 232973), (325, 197131), (715, 89605), (3575, 17921)]