2558888905

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{1279}}^1\times {\mathrm{3671}}^1$

素因数の和:5064

約数の個数: 16

約数和(自身を含む): 3102105600

約数和(自身を除く): 543216695

約数列:

[1, 5, 109, 545, 1279, 3671, 6395, 18355, 139411, 400139, 697055, 2000695, 4695209, 23476045, 511777781, 2558888905]

約数ペア:

[(1, 2558888905), (5, 511777781), (109, 23476045), (545, 4695209), (1279, 2000695), (3671, 697055), (6395, 400139), (18355, 139411)]