99254020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{62819}}^1$

素因数の和:62907

約数の個数: 24

約数和(自身を含む): 211075200

約数和(自身を除く): 111821180

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 62819, 125638, 251276, 314095, 628190, 1256380, 4962701, 9925402, 19850804, 24813505, 49627010, 99254020]

約数ペア:

[(1, 99254020), (2, 49627010), (4, 24813505), (5, 19850804), (10, 9925402), (20, 4962701), (79, 1256380), (158, 628190), (316, 314095), (395, 251276), (790, 125638), (1580, 62819)]