99642520

素因数分解:

$2^3\times 5^1\times {\mathrm{2491063}}^1$

素因数の和:2491074

約数の個数: 16

約数和(自身を含む): 224195760

約数和(自身を除く): 124553240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2491063, 4982126, 9964252, 12455315, 19928504, 24910630, 49821260, 99642520]

約数ペア:

[(1, 99642520), (2, 49821260), (4, 24910630), (5, 19928504), (8, 12455315), (10, 9964252), (20, 4982126), (40, 2491063)]