2312500

素因数分解:

$2^2\times 5^6\times {\mathrm{37}}^1$

素因数の和:71

約数の個数: 42

約数和(自身を含む): 5195246

約数和(自身を除く): 2882746

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 125, 148, 185, 250, 370, 500, 625, 740, 925, 1250, 1850, 2500, 3125, 3700, 4625, 6250, 9250, 12500, 15625, 18500, 23125, 31250, 46250, 62500, 92500, 115625, 231250, 462500, 578125, 1156250, 2312500]

約数ペア:

[(1, 2312500), (2, 1156250), (4, 578125), (5, 462500), (10, 231250), (20, 115625), (25, 92500), (37, 62500), (50, 46250), (74, 31250), (100, 23125), (125, 18500), (148, 15625), (185, 12500), (250, 9250), (370, 6250), (500, 4625), (625, 3700), (740, 3125), (925, 2500), (1250, 1850)]