42435625

素因数分解:

$5^4\times {\mathrm{43}}^1\times {\mathrm{1579}}^1$

素因数の和:1642

約数の個数: 20

約数和(自身を含む): 54295120

約数和(自身を除く): 11859495

約数列:

[1, 5, 25, 43, 125, 215, 625, 1075, 1579, 5375, 7895, 26875, 39475, 67897, 197375, 339485, 986875, 1697425, 8487125, 42435625]

約数ペア:

[(1, 42435625), (5, 8487125), (25, 1697425), (43, 986875), (125, 339485), (215, 197375), (625, 67897), (1075, 39475), (1579, 26875), (5375, 7895)]