7200625

素因数分解:

$5^4\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:342

約数の個数: 20

約数和(自身を含む): 9250164

約数和(自身を除く): 2049539

約数列:

[1, 5, 25, 41, 125, 205, 281, 625, 1025, 1405, 5125, 7025, 11521, 25625, 35125, 57605, 175625, 288025, 1440125, 7200625]

約数ペア:

[(1, 7200625), (5, 1440125), (25, 288025), (41, 175625), (125, 57605), (205, 35125), (281, 25625), (625, 11521), (1025, 7025), (1405, 5125)]