80840835

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6883}}^1$

素因数の和:6929

約数の個数: 40

約数和(自身を含む): 149933520

約数和(自身を除く): 69092685

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 261, 405, 435, 783, 1305, 2349, 3915, 6883, 11745, 20649, 34415, 61947, 103245, 185841, 199607, 309735, 557523, 598821, 929205, 998035, 1796463, 2787615, 2994105, 5389389, 8982315, 16168167, 26946945, 80840835]

約数ペア:

[(1, 80840835), (3, 26946945), (5, 16168167), (9, 8982315), (15, 5389389), (27, 2994105), (29, 2787615), (45, 1796463), (81, 998035), (87, 929205), (135, 598821), (145, 557523), (261, 309735), (405, 199607), (435, 185841), (783, 103245), (1305, 61947), (2349, 34415), (3915, 20649), (6883, 11745)]