25721424

素因数分解:

$2^4\times 3^2\times {\mathrm{178621}}^1$

素因数の和:178635

約数の個数: 30

約数和(自身を含む): 71984666

約数和(自身を除く): 46263242

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 178621, 357242, 535863, 714484, 1071726, 1428968, 1607589, 2143452, 2857936, 3215178, 4286904, 6430356, 8573808, 12860712, 25721424]

約数ペア:

[(1, 25721424), (2, 12860712), (3, 8573808), (4, 6430356), (6, 4286904), (8, 3215178), (9, 2857936), (12, 2143452), (16, 1607589), (18, 1428968), (24, 1071726), (36, 714484), (48, 535863), (72, 357242), (144, 178621)]