28201850

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{13757}}^1$

素因数の和:13810

約数の個数: 24

約数和(自身を含む): 53738748

約数和(自身を除く): 25536898

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 2050, 13757, 27514, 68785, 137570, 343925, 564037, 687850, 1128074, 2820185, 5640370, 14100925, 28201850]

約数ペア:

[(1, 28201850), (2, 14100925), (5, 5640370), (10, 2820185), (25, 1128074), (41, 687850), (50, 564037), (82, 343925), (205, 137570), (410, 68785), (1025, 27514), (2050, 13757)]