27964375

素因数分解:

$5^4\times {\mathrm{101}}^1\times {\mathrm{443}}^1$

素因数の和:564

約数の個数: 20

約数和(自身を含む): 35369928

約数和(自身を除く): 7405553

約数列:

[1, 5, 25, 101, 125, 443, 505, 625, 2215, 2525, 11075, 12625, 44743, 55375, 63125, 223715, 276875, 1118575, 5592875, 27964375]

約数ペア:

[(1, 27964375), (5, 5592875), (25, 1118575), (101, 276875), (125, 223715), (443, 63125), (505, 55375), (625, 44743), (2215, 12625), (2525, 11075)]