8509256240

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1\times {\mathrm{3847}}^1$

素因数の和:4546

約数の個数: 80

約数和(自身を含む): 20280868608

約数和(自身を除く): 11771612368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 643, 688, 860, 1286, 1720, 2572, 3215, 3440, 3847, 5144, 6430, 7694, 10288, 12860, 15388, 19235, 25720, 27649, 30776, 38470, 51440, 55298, 61552, 76940, 110596, 138245, 153880, 165421, 221192, 276490, 307760, 330842, 442384, 552980, 661684, 827105, 1105960, 1323368, 1654210, 2211920, 2473621, 2646736, 3308420, 4947242, 6616840, 9894484, 12368105, 13233680, 19788968, 24736210, 39577936, 49472420, 98944840, 106365703, 197889680, 212731406, 425462812, 531828515, 850925624, 1063657030, 1701851248, 2127314060, 4254628120, 8509256240]

約数ペア:

[(1, 8509256240), (2, 4254628120), (4, 2127314060), (5, 1701851248), (8, 1063657030), (10, 850925624), (16, 531828515), (20, 425462812), (40, 212731406), (43, 197889680), (80, 106365703), (86, 98944840), (172, 49472420), (215, 39577936), (344, 24736210), (430, 19788968), (643, 13233680), (688, 12368105), (860, 9894484), (1286, 6616840), (1720, 4947242), (2572, 3308420), (3215, 2646736), (3440, 2473621), (3847, 2211920), (5144, 1654210), (6430, 1323368), (7694, 1105960), (10288, 827105), (12860, 661684), (15388, 552980), (19235, 442384), (25720, 330842), (27649, 307760), (30776, 276490), (38470, 221192), (51440, 165421), (55298, 153880), (61552, 138245), (76940, 110596)]