54602500

素因数分解:

$2^2\times 5^4\times {\mathrm{21841}}^1$

素因数の和:21865

約数の個数: 30

約数和(自身を含む): 119410214

約数和(自身を除く): 64807714

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 21841, 43682, 87364, 109205, 218410, 436820, 546025, 1092050, 2184100, 2730125, 5460250, 10920500, 13650625, 27301250, 54602500]

約数ペア:

[(1, 54602500), (2, 27301250), (4, 13650625), (5, 10920500), (10, 5460250), (20, 2730125), (25, 2184100), (50, 1092050), (100, 546025), (125, 436820), (250, 218410), (500, 109205), (625, 87364), (1250, 43682), (2500, 21841)]