2913125

素因数分解:

$5^4\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:158

約数の個数: 20

約数和(自身を含む): 3748800

約数和(自身を除く): 835675

約数列:

[1, 5, 25, 59, 79, 125, 295, 395, 625, 1475, 1975, 4661, 7375, 9875, 23305, 36875, 49375, 116525, 582625, 2913125]

約数ペア:

[(1, 2913125), (5, 582625), (25, 116525), (59, 49375), (79, 36875), (125, 23305), (295, 9875), (395, 7375), (625, 4661), (1475, 1975)]