66118840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{56999}}^1$

素因数の和:57039

約数の個数: 32

約数和(自身を含む): 153900000

約数和(自身を除く): 87781160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 56999, 113998, 227996, 284995, 455992, 569990, 1139980, 1652971, 2279960, 3305942, 6611884, 8264855, 13223768, 16529710, 33059420, 66118840]

約数ペア:

[(1, 66118840), (2, 33059420), (4, 16529710), (5, 13223768), (8, 8264855), (10, 6611884), (20, 3305942), (29, 2279960), (40, 1652971), (58, 1139980), (116, 569990), (145, 455992), (232, 284995), (290, 227996), (580, 113998), (1160, 56999)]