90702953240

素因数分解:

$2^3\times 5^1\times {\mathrm{877}}^1\times {\mathrm{2585603}}^1$

素因数の和:2586491

約数の個数: 32

約数和(自身を含む): 204314428080

約数和(自身を除く): 113611474840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 877, 1754, 3508, 4385, 7016, 8770, 17540, 35080, 2585603, 5171206, 10342412, 12928015, 20684824, 25856030, 51712060, 103424120, 2267573831, 4535147662, 9070295324, 11337869155, 18140590648, 22675738310, 45351476620, 90702953240]

約数ペア:

[(1, 90702953240), (2, 45351476620), (4, 22675738310), (5, 18140590648), (8, 11337869155), (10, 9070295324), (20, 4535147662), (40, 2267573831), (877, 103424120), (1754, 51712060), (3508, 25856030), (4385, 20684824), (7016, 12928015), (8770, 10342412), (17540, 5171206), (35080, 2585603)]