80263585

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{577}}^1\times {\mathrm{647}}^1$

素因数の和:1272

約数の個数: 16

約数和(自身を含む): 98879616

約数和(自身を除く): 18616031

約数列:

[1, 5, 43, 215, 577, 647, 2885, 3235, 24811, 27821, 124055, 139105, 373319, 1866595, 16052717, 80263585]

約数ペア:

[(1, 80263585), (5, 16052717), (43, 1866595), (215, 373319), (577, 139105), (647, 124055), (2885, 27821), (3235, 24811)]