80964828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{321289}}^1$

素因数の和:321306

約数の個数: 36

約数和(自身を含む): 233899120

約数和(自身を除く): 152934292

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 321289, 642578, 963867, 1285156, 1927734, 2249023, 2891601, 3855468, 4498046, 5783202, 6747069, 8996092, 11566404, 13494138, 20241207, 26988276, 40482414, 80964828]

約数ペア:

[(1, 80964828), (2, 40482414), (3, 26988276), (4, 20241207), (6, 13494138), (7, 11566404), (9, 8996092), (12, 6747069), (14, 5783202), (18, 4498046), (21, 3855468), (28, 2891601), (36, 2249023), (42, 1927734), (63, 1285156), (84, 963867), (126, 642578), (252, 321289)]