129555760

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{55843}}^1$

素因数の和:55885

約数の個数: 40

約数和(自身を含む): 311609520

約数和(自身を除く): 182053760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 55843, 111686, 223372, 279215, 446744, 558430, 893488, 1116860, 1619447, 2233720, 3238894, 4467440, 6477788, 8097235, 12955576, 16194470, 25911152, 32388940, 64777880, 129555760]

約数ペア:

[(1, 129555760), (2, 64777880), (4, 32388940), (5, 25911152), (8, 16194470), (10, 12955576), (16, 8097235), (20, 6477788), (29, 4467440), (40, 3238894), (58, 2233720), (80, 1619447), (116, 1116860), (145, 893488), (232, 558430), (290, 446744), (464, 279215), (580, 223372), (1160, 111686), (2320, 55843)]