80768595

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{541}}^1$

素因数の和:855

約数の個数: 32

約数和(自身を含む): 133462080

約数和(自身を除く): 52693485

約数列:

[1, 3, 5, 15, 37, 111, 185, 269, 541, 555, 807, 1345, 1623, 2705, 4035, 8115, 9953, 20017, 29859, 49765, 60051, 100085, 145529, 149295, 300255, 436587, 727645, 2182935, 5384573, 16153719, 26922865, 80768595]

約数ペア:

[(1, 80768595), (3, 26922865), (5, 16153719), (15, 5384573), (37, 2182935), (111, 727645), (185, 436587), (269, 300255), (541, 149295), (555, 145529), (807, 100085), (1345, 60051), (1623, 49765), (2705, 29859), (4035, 20017), (8115, 9953)]