24642500

素因数分解:

$2^2\times 5^4\times {\mathrm{9857}}^1$

素因数の和:9881

約数の個数: 30

約数和(自身を含む): 53893686

約数和(自身を除く): 29251186

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 9857, 19714, 39428, 49285, 98570, 197140, 246425, 492850, 985700, 1232125, 2464250, 4928500, 6160625, 12321250, 24642500]

約数ペア:

[(1, 24642500), (2, 12321250), (4, 6160625), (5, 4928500), (10, 2464250), (20, 1232125), (25, 985700), (50, 492850), (100, 246425), (125, 197140), (250, 98570), (500, 49285), (625, 39428), (1250, 19714), (2500, 9857)]