90550280

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{15193}}^1$

素因数の和:15353

約数の個数: 32

約数和(自身を含む): 205119000

約数和(自身を除く): 114568720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 15193, 30386, 60772, 75965, 121544, 151930, 303860, 607720, 2263757, 4527514, 9055028, 11318785, 18110056, 22637570, 45275140, 90550280]

約数ペア:

[(1, 90550280), (2, 45275140), (4, 22637570), (5, 18110056), (8, 11318785), (10, 9055028), (20, 4527514), (40, 2263757), (149, 607720), (298, 303860), (596, 151930), (745, 121544), (1192, 75965), (1490, 60772), (2980, 30386), (5960, 15193)]