80464240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{52937}}^1$

素因数の和:52969

約数の個数: 40

約数和(自身を含む): 196929360

約数和(自身を除く): 116465120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 52937, 105874, 211748, 264685, 423496, 529370, 846992, 1005803, 1058740, 2011606, 2117480, 4023212, 4234960, 5029015, 8046424, 10058030, 16092848, 20116060, 40232120, 80464240]

約数ペア:

[(1, 80464240), (2, 40232120), (4, 20116060), (5, 16092848), (8, 10058030), (10, 8046424), (16, 5029015), (19, 4234960), (20, 4023212), (38, 2117480), (40, 2011606), (76, 1058740), (80, 1005803), (95, 846992), (152, 529370), (190, 423496), (304, 264685), (380, 211748), (760, 105874), (1520, 52937)]