145745800

素因数分解:

$2^3\times 5^2\times {\mathrm{728729}}^1$

素因数の和:728745

約数の個数: 24

約数和(自身を含む): 338859450

約数和(自身を除く): 193113650

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 728729, 1457458, 2914916, 3643645, 5829832, 7287290, 14574580, 18218225, 29149160, 36436450, 72872900, 145745800]

約数ペア:

[(1, 145745800), (2, 72872900), (4, 36436450), (5, 29149160), (8, 18218225), (10, 14574580), (20, 7287290), (25, 5829832), (40, 3643645), (50, 2914916), (100, 1457458), (200, 728729)]