71086900

素因数分解:

$2^2\times 5^2\times {\mathrm{641}}^1\times {\mathrm{1109}}^1$

素因数の和:1764

約数の個数: 36

約数和(自身を含む): 154638540

約数和(自身を除く): 83551640

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 641, 1109, 1282, 2218, 2564, 3205, 4436, 5545, 6410, 11090, 12820, 16025, 22180, 27725, 32050, 55450, 64100, 110900, 710869, 1421738, 2843476, 3554345, 7108690, 14217380, 17771725, 35543450, 71086900]

約数ペア:

[(1, 71086900), (2, 35543450), (4, 17771725), (5, 14217380), (10, 7108690), (20, 3554345), (25, 2843476), (50, 1421738), (100, 710869), (641, 110900), (1109, 64100), (1282, 55450), (2218, 32050), (2564, 27725), (3205, 22180), (4436, 16025), (5545, 12820), (6410, 11090)]