83673220

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 180396720

約数和(自身を除く): 96723500

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 193, 212, 265, 386, 409, 530, 772, 818, 965, 1060, 1636, 1930, 2045, 3860, 4090, 8180, 10229, 20458, 21677, 40916, 43354, 51145, 78937, 86708, 102290, 108385, 157874, 204580, 216770, 315748, 394685, 433540, 789370, 1578740, 4183661, 8367322, 16734644, 20918305, 41836610, 83673220]

約数ペア:

[(1, 83673220), (2, 41836610), (4, 20918305), (5, 16734644), (10, 8367322), (20, 4183661), (53, 1578740), (106, 789370), (193, 433540), (212, 394685), (265, 315748), (386, 216770), (409, 204580), (530, 157874), (772, 108385), (818, 102290), (965, 86708), (1060, 78937), (1636, 51145), (1930, 43354), (2045, 40916), (3860, 21677), (4090, 20458), (8180, 10229)]