99784840

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{6221}}^1$

素因数の和:6633

約数の個数: 32

約数和(自身を含む): 225111960

約数和(自身を除く): 125327120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1604, 2005, 3208, 4010, 6221, 8020, 12442, 16040, 24884, 31105, 49768, 62210, 124420, 248840, 2494621, 4989242, 9978484, 12473105, 19956968, 24946210, 49892420, 99784840]

約数ペア:

[(1, 99784840), (2, 49892420), (4, 24946210), (5, 19956968), (8, 12473105), (10, 9978484), (20, 4989242), (40, 2494621), (401, 248840), (802, 124420), (1604, 62210), (2005, 49768), (3208, 31105), (4010, 24884), (6221, 16040), (8020, 12442)]