24555625

素因数分解:

$5^4\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:510

約数の個数: 20

約数和(自身を含む): 31068180

約数和(自身を除く): 6512555

約数列:

[1, 5, 25, 101, 125, 389, 505, 625, 1945, 2525, 9725, 12625, 39289, 48625, 63125, 196445, 243125, 982225, 4911125, 24555625]

約数ペア:

[(1, 24555625), (5, 4911125), (25, 982225), (101, 243125), (125, 196445), (389, 63125), (505, 48625), (625, 39289), (1945, 12625), (2525, 9725)]