208586480

素因数分解:

$2^4\times 5^1\times {\mathrm{787}}^1\times {\mathrm{3313}}^1$

素因数の和:4113

約数の個数: 40

約数和(自身を含む): 485726352

約数和(自身を除く): 277139872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 787, 1574, 3148, 3313, 3935, 6296, 6626, 7870, 12592, 13252, 15740, 16565, 26504, 31480, 33130, 53008, 62960, 66260, 132520, 265040, 2607331, 5214662, 10429324, 13036655, 20858648, 26073310, 41717296, 52146620, 104293240, 208586480]

約数ペア:

[(1, 208586480), (2, 104293240), (4, 52146620), (5, 41717296), (8, 26073310), (10, 20858648), (16, 13036655), (20, 10429324), (40, 5214662), (80, 2607331), (787, 265040), (1574, 132520), (3148, 66260), (3313, 62960), (3935, 53008), (6296, 33130), (6626, 31480), (7870, 26504), (12592, 16565), (13252, 15740)]