2631250

素因数分解:

$2^1\times 5^5\times {\mathrm{421}}^1$

素因数の和:448

約数の個数: 24

約数和(自身を含む): 4944996

約数和(自身を除く): 2313746

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 421, 625, 842, 1250, 2105, 3125, 4210, 6250, 10525, 21050, 52625, 105250, 263125, 526250, 1315625, 2631250]

約数ペア:

[(1, 2631250), (2, 1315625), (5, 526250), (10, 263125), (25, 105250), (50, 52625), (125, 21050), (250, 10525), (421, 6250), (625, 4210), (842, 3125), (1250, 2105)]