25185040

素因数分解:

$2^4\times 5^1\times {\mathrm{314813}}^1$

素因数の和:314826

約数の個数: 20

約数和(自身を含む): 58555404

約数和(自身を除く): 33370364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 314813, 629626, 1259252, 1574065, 2518504, 3148130, 5037008, 6296260, 12592520, 25185040]

約数ペア:

[(1, 25185040), (2, 12592520), (4, 6296260), (5, 5037008), (8, 3148130), (10, 2518504), (16, 1574065), (20, 1259252), (40, 629626), (80, 314813)]