25425625

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{2393}}^1$

素因数の和:2430

約数の個数: 20

約数和(自身を含む): 33654852

約数和(自身を除く): 8229227

約数列:

[1, 5, 17, 25, 85, 125, 425, 625, 2125, 2393, 10625, 11965, 40681, 59825, 203405, 299125, 1017025, 1495625, 5085125, 25425625]

約数ペア:

[(1, 25425625), (5, 5085125), (17, 1495625), (25, 1017025), (85, 299125), (125, 203405), (425, 59825), (625, 40681), (2125, 11965), (2393, 10625)]