243300625

素因数分解:

$5^4\times {\mathrm{193}}^1\times {\mathrm{2017}}^1$

素因数の和:2230

約数の個数: 20

約数和(自身を含む): 305755252

約数和(自身を除く): 62454627

約数列:

[1, 5, 25, 125, 193, 625, 965, 2017, 4825, 10085, 24125, 50425, 120625, 252125, 389281, 1260625, 1946405, 9732025, 48660125, 243300625]

約数ペア:

[(1, 243300625), (5, 48660125), (25, 9732025), (125, 1946405), (193, 1260625), (625, 389281), (965, 252125), (2017, 120625), (4825, 50425), (10085, 24125)]