78980525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3329}}^1$

素因数の和:3425

約数の個数: 24

約数和(自身を含む): 106946280

約数和(自身を除く): 27965755

約数列:

[1, 5, 13, 25, 65, 73, 325, 365, 949, 1825, 3329, 4745, 16645, 23725, 43277, 83225, 216385, 243017, 1081925, 1215085, 3159221, 6075425, 15796105, 78980525]

約数ペア:

[(1, 78980525), (5, 15796105), (13, 6075425), (25, 3159221), (65, 1215085), (73, 1081925), (325, 243017), (365, 216385), (949, 83225), (1825, 43277), (3329, 23725), (4745, 16645)]