129375040

素因数分解:

$2^6\times 5^1\times {\mathrm{461}}^1\times {\mathrm{877}}^1$

素因数の和:1355

約数の個数: 56

約数和(自身を含む): 309094632

約数和(自身を除く): 179719592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 461, 877, 922, 1754, 1844, 2305, 3508, 3688, 4385, 4610, 7016, 7376, 8770, 9220, 14032, 14752, 17540, 18440, 28064, 29504, 35080, 36880, 56128, 70160, 73760, 140320, 147520, 280640, 404297, 808594, 1617188, 2021485, 3234376, 4042970, 6468752, 8085940, 12937504, 16171880, 25875008, 32343760, 64687520, 129375040]

約数ペア:

[(1, 129375040), (2, 64687520), (4, 32343760), (5, 25875008), (8, 16171880), (10, 12937504), (16, 8085940), (20, 6468752), (32, 4042970), (40, 3234376), (64, 2021485), (80, 1617188), (160, 808594), (320, 404297), (461, 280640), (877, 147520), (922, 140320), (1754, 73760), (1844, 70160), (2305, 56128), (3508, 36880), (3688, 35080), (4385, 29504), (4610, 28064), (7016, 18440), (7376, 17540), (8770, 14752), (9220, 14032)]