128133080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{188431}}^1$

素因数の和:188459

約数の個数: 32

約数和(自身を含む): 305259840

約数和(自身を除く): 177126760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 188431, 376862, 753724, 942155, 1507448, 1884310, 3203327, 3768620, 6406654, 7537240, 12813308, 16016635, 25626616, 32033270, 64066540, 128133080]

約数ペア:

[(1, 128133080), (2, 64066540), (4, 32033270), (5, 25626616), (8, 16016635), (10, 12813308), (17, 7537240), (20, 6406654), (34, 3768620), (40, 3203327), (68, 1884310), (85, 1507448), (136, 942155), (170, 753724), (340, 376862), (680, 188431)]