80931838

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{643}}^1$

素因数の和:808

約数の個数: 32

約数和(自身を含む): 135023616

約数和(自身を除く): 54091778

約数列:

[1, 2, 13, 26, 47, 94, 103, 206, 611, 643, 1222, 1286, 1339, 2678, 4841, 8359, 9682, 16718, 30221, 60442, 62933, 66229, 125866, 132458, 392873, 785746, 860977, 1721954, 3112763, 6225526, 40465919, 80931838]

約数ペア:

[(1, 80931838), (2, 40465919), (13, 6225526), (26, 3112763), (47, 1721954), (94, 860977), (103, 785746), (206, 392873), (611, 132458), (643, 125866), (1222, 66229), (1286, 62933), (1339, 60442), (2678, 30221), (4841, 16718), (8359, 9682)]