80938585

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{177887}}^1$

素因数の和:177912

約数の個数: 16

約数和(自身を含む): 119540736

約数和(自身を除く): 38602151

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 177887, 889435, 1245209, 2312531, 6226045, 11562655, 16187717, 80938585]

約数ペア:

[(1, 80938585), (5, 16187717), (7, 11562655), (13, 6226045), (35, 2312531), (65, 1245209), (91, 889435), (455, 177887)]