131285375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{467}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 177847488

約数和(自身を除く): 46562113

約数列:

[1, 5, 13, 25, 65, 125, 173, 325, 467, 865, 1625, 2249, 2335, 4325, 6071, 11245, 11675, 21625, 30355, 56225, 58375, 80791, 151775, 281125, 403955, 758875, 1050283, 2019775, 5251415, 10098875, 26257075, 131285375]

約数ペア:

[(1, 131285375), (5, 26257075), (13, 10098875), (25, 5251415), (65, 2019775), (125, 1050283), (173, 758875), (325, 403955), (467, 281125), (865, 151775), (1625, 80791), (2249, 58375), (2335, 56225), (4325, 30355), (6071, 21625), (11245, 11675)]