80125160

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{14411}}^1$

素因数の和:14561

約数の個数: 32

約数和(自身を含む): 181591200

約数和(自身を除く): 101466040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 14411, 28822, 57644, 72055, 115288, 144110, 288220, 576440, 2003129, 4006258, 8012516, 10015645, 16025032, 20031290, 40062580, 80125160]

約数ペア:

[(1, 80125160), (2, 40062580), (4, 20031290), (5, 16025032), (8, 10015645), (10, 8012516), (20, 4006258), (40, 2003129), (139, 576440), (278, 288220), (556, 144110), (695, 115288), (1112, 72055), (1390, 57644), (2780, 28822), (5560, 14411)]