91191875

素因数分解:

$5^4\times {\mathrm{59}}^1\times {\mathrm{2473}}^1$

素因数の和:2552

約数の個数: 20

約数和(自身を含む): 115931640

約数和(自身を除く): 24739765

約数列:

[1, 5, 25, 59, 125, 295, 625, 1475, 2473, 7375, 12365, 36875, 61825, 145907, 309125, 729535, 1545625, 3647675, 18238375, 91191875]

約数ペア:

[(1, 91191875), (5, 18238375), (25, 3647675), (59, 1545625), (125, 729535), (295, 309125), (625, 145907), (1475, 61825), (2473, 36875), (7375, 12365)]