80678280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{829}}^1$

素因数の和:1654

約数の個数: 64

約数和(自身を含む): 242625600

約数和(自身を除く): 161947320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 811, 829, 1622, 1658, 2433, 2487, 3244, 3316, 4055, 4145, 4866, 4974, 6488, 6632, 8110, 8290, 9732, 9948, 12165, 12435, 16220, 16580, 19464, 19896, 24330, 24870, 32440, 33160, 48660, 49740, 97320, 99480, 672319, 1344638, 2016957, 2689276, 3361595, 4033914, 5378552, 6723190, 8067828, 10084785, 13446380, 16135656, 20169570, 26892760, 40339140, 80678280]

約数ペア:

[(1, 80678280), (2, 40339140), (3, 26892760), (4, 20169570), (5, 16135656), (6, 13446380), (8, 10084785), (10, 8067828), (12, 6723190), (15, 5378552), (20, 4033914), (24, 3361595), (30, 2689276), (40, 2016957), (60, 1344638), (120, 672319), (811, 99480), (829, 97320), (1622, 49740), (1658, 48660), (2433, 33160), (2487, 32440), (3244, 24870), (3316, 24330), (4055, 19896), (4145, 19464), (4866, 16580), (4974, 16220), (6488, 12435), (6632, 12165), (8110, 9948), (8290, 9732)]