72791225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2309}}^1$

素因数の和:2429

約数の個数: 24

約数和(自身を含む): 98248920

約数和(自身を除く): 25457695

約数列:

[1, 5, 13, 25, 65, 97, 325, 485, 1261, 2309, 2425, 6305, 11545, 30017, 31525, 57725, 150085, 223973, 750425, 1119865, 2911649, 5599325, 14558245, 72791225]

約数ペア:

[(1, 72791225), (5, 14558245), (13, 5599325), (25, 2911649), (65, 1119865), (97, 750425), (325, 223973), (485, 150085), (1261, 57725), (2309, 31525), (2425, 30017), (6305, 11545)]