67296860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{433}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 149469600

約数和(自身を除く): 82172740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 409, 433, 818, 866, 1636, 1732, 2045, 2165, 4090, 4330, 7771, 8180, 8227, 8660, 15542, 16454, 31084, 32908, 38855, 41135, 77710, 82270, 155420, 164540, 177097, 354194, 708388, 885485, 1770970, 3364843, 3541940, 6729686, 13459372, 16824215, 33648430, 67296860]

約数ペア:

[(1, 67296860), (2, 33648430), (4, 16824215), (5, 13459372), (10, 6729686), (19, 3541940), (20, 3364843), (38, 1770970), (76, 885485), (95, 708388), (190, 354194), (380, 177097), (409, 164540), (433, 155420), (818, 82270), (866, 77710), (1636, 41135), (1732, 38855), (2045, 32908), (2165, 31084), (4090, 16454), (4330, 15542), (7771, 8660), (8180, 8227)]