99958840

素因数分解:

$2^3\times 5^1\times {\mathrm{2498971}}^1$

素因数の和:2498982

約数の個数: 16

約数和(自身を含む): 224907480

約数和(自身を除く): 124948640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2498971, 4997942, 9995884, 12494855, 19991768, 24989710, 49979420, 99958840]

約数ペア:

[(1, 99958840), (2, 49979420), (4, 24989710), (5, 19991768), (8, 12494855), (10, 9995884), (20, 4997942), (40, 2498971)]