80508715

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{5387}}^1$

素因数の和:5467

約数の個数: 24

約数和(自身を含む): 114247152

約数和(自身を除く): 33738437

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 2135, 2989, 5387, 14945, 26935, 37709, 188545, 263963, 328607, 1319815, 1643035, 2300249, 11501245, 16101743, 80508715]

約数ペア:

[(1, 80508715), (5, 16101743), (7, 11501245), (35, 2300249), (49, 1643035), (61, 1319815), (245, 328607), (305, 263963), (427, 188545), (2135, 37709), (2989, 26935), (5387, 14945)]