80738895

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{389}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 131751360

約数和(自身を除く): 51012465

約数列:

[1, 3, 5, 15, 101, 137, 303, 389, 411, 505, 685, 1167, 1515, 1945, 2055, 5835, 13837, 39289, 41511, 53293, 69185, 117867, 159879, 196445, 207555, 266465, 589335, 799395, 5382593, 16147779, 26912965, 80738895]

約数ペア:

[(1, 80738895), (3, 26912965), (5, 16147779), (15, 5382593), (101, 799395), (137, 589335), (303, 266465), (389, 207555), (411, 196445), (505, 159879), (685, 117867), (1167, 69185), (1515, 53293), (1945, 41511), (2055, 39289), (5835, 13837)]