68900360

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{4111}}^1$

素因数の和:4541

約数の個数: 32

約数和(自身を含む): 155433600

約数和(自身を除く): 86533240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 838, 1676, 2095, 3352, 4111, 4190, 8222, 8380, 16444, 16760, 20555, 32888, 41110, 82220, 164440, 1722509, 3445018, 6890036, 8612545, 13780072, 17225090, 34450180, 68900360]

約数ペア:

[(1, 68900360), (2, 34450180), (4, 17225090), (5, 13780072), (8, 8612545), (10, 6890036), (20, 3445018), (40, 1722509), (419, 164440), (838, 82220), (1676, 41110), (2095, 32888), (3352, 20555), (4111, 16760), (4190, 16444), (8222, 8380)]