80998995

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3691}}^1$

素因数の和:3736

約数の個数: 64

約数和(自身を含む): 170127360

約数和(自身を除く): 89128365

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 33, 35, 55, 57, 77, 95, 105, 133, 165, 209, 231, 285, 385, 399, 627, 665, 1045, 1155, 1463, 1995, 3135, 3691, 4389, 7315, 11073, 18455, 21945, 25837, 40601, 55365, 70129, 77511, 121803, 129185, 203005, 210387, 284207, 350645, 387555, 490903, 609015, 771419, 852621, 1051935, 1421035, 1472709, 2314257, 2454515, 3857095, 4263105, 5399933, 7363545, 11571285, 16199799, 26999665, 80998995]

約数ペア:

[(1, 80998995), (3, 26999665), (5, 16199799), (7, 11571285), (11, 7363545), (15, 5399933), (19, 4263105), (21, 3857095), (33, 2454515), (35, 2314257), (55, 1472709), (57, 1421035), (77, 1051935), (95, 852621), (105, 771419), (133, 609015), (165, 490903), (209, 387555), (231, 350645), (285, 284207), (385, 210387), (399, 203005), (627, 129185), (665, 121803), (1045, 77511), (1155, 70129), (1463, 55365), (1995, 40601), (3135, 25837), (3691, 21945), (4389, 18455), (7315, 11073)]