168661025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{7109}}^1$

素因数の和:7205

約数の個数: 24

約数和(自身を含む): 228344760

約数和(自身を除く): 59683735

約数列:

[1, 5, 13, 25, 65, 73, 325, 365, 949, 1825, 4745, 7109, 23725, 35545, 92417, 177725, 462085, 518957, 2310425, 2594785, 6746441, 12973925, 33732205, 168661025]

約数ペア:

[(1, 168661025), (5, 33732205), (13, 12973925), (25, 6746441), (65, 2594785), (73, 2310425), (325, 518957), (365, 462085), (949, 177725), (1825, 92417), (4745, 35545), (7109, 23725)]