10225000

素因数分解:

$2^3\times 5^5\times {\mathrm{409}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 24021900

約数和(自身を除く): 13796900

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 409, 500, 625, 818, 1000, 1250, 1636, 2045, 2500, 3125, 3272, 4090, 5000, 6250, 8180, 10225, 12500, 16360, 20450, 25000, 40900, 51125, 81800, 102250, 204500, 255625, 409000, 511250, 1022500, 1278125, 2045000, 2556250, 5112500, 10225000]

約数ペア:

[(1, 10225000), (2, 5112500), (4, 2556250), (5, 2045000), (8, 1278125), (10, 1022500), (20, 511250), (25, 409000), (40, 255625), (50, 204500), (100, 102250), (125, 81800), (200, 51125), (250, 40900), (409, 25000), (500, 20450), (625, 16360), (818, 12500), (1000, 10225), (1250, 8180), (1636, 6250), (2045, 5000), (2500, 4090), (3125, 3272)]