57880625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{8419}}^1$

素因数の和:8450

約数の個数: 20

約数和(自身を含む): 78912240

約数和(自身を除く): 21031615

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 1375, 6875, 8419, 42095, 92609, 210475, 463045, 1052375, 2315225, 5261875, 11576125, 57880625]

約数ペア:

[(1, 57880625), (5, 11576125), (11, 5261875), (25, 2315225), (55, 1052375), (125, 463045), (275, 210475), (625, 92609), (1375, 42095), (6875, 8419)]