6986900

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{641}}^1$

素因数の和:764

約数の個数: 36

約数和(自身を含む): 15324540

約数和(自身を除く): 8337640

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 436, 545, 641, 1090, 1282, 2180, 2564, 2725, 3205, 5450, 6410, 10900, 12820, 16025, 32050, 64100, 69869, 139738, 279476, 349345, 698690, 1397380, 1746725, 3493450, 6986900]

約数ペア:

[(1, 6986900), (2, 3493450), (4, 1746725), (5, 1397380), (10, 698690), (20, 349345), (25, 279476), (50, 139738), (100, 69869), (109, 64100), (218, 32050), (436, 16025), (545, 12820), (641, 10900), (1090, 6410), (1282, 5450), (2180, 3205), (2564, 2725)]