201625040

素因数分解:

$2^4\times 5^1\times {\mathrm{2520313}}^1$

素因数の和:2520326

約数の個数: 20

約数和(自身を含む): 468778404

約数和(自身を除く): 267153364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2520313, 5040626, 10081252, 12601565, 20162504, 25203130, 40325008, 50406260, 100812520, 201625040]

約数ペア:

[(1, 201625040), (2, 100812520), (4, 50406260), (5, 40325008), (8, 25203130), (10, 20162504), (16, 12601565), (20, 10081252), (40, 5040626), (80, 2520313)]