22625000

素因数分解:

$2^3\times 5^6\times {\mathrm{181}}^1$

素因数の和:217

約数の個数: 56

約数和(自身を含む): 53319630

約数和(自身を除く): 30694630

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 181, 200, 250, 362, 500, 625, 724, 905, 1000, 1250, 1448, 1810, 2500, 3125, 3620, 4525, 5000, 6250, 7240, 9050, 12500, 15625, 18100, 22625, 25000, 31250, 36200, 45250, 62500, 90500, 113125, 125000, 181000, 226250, 452500, 565625, 905000, 1131250, 2262500, 2828125, 4525000, 5656250, 11312500, 22625000]

約数ペア:

[(1, 22625000), (2, 11312500), (4, 5656250), (5, 4525000), (8, 2828125), (10, 2262500), (20, 1131250), (25, 905000), (40, 565625), (50, 452500), (100, 226250), (125, 181000), (181, 125000), (200, 113125), (250, 90500), (362, 62500), (500, 45250), (625, 36200), (724, 31250), (905, 25000), (1000, 22625), (1250, 18100), (1448, 15625), (1810, 12500), (2500, 9050), (3125, 7240), (3620, 6250), (4525, 5000)]