72801790

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1\times {\mathrm{367}}^1$

素因数の和:696

約数の個数: 32

約数和(自身を含む): 133539840

約数和(自身を除く): 60738050

約数列:

[1, 2, 5, 10, 83, 166, 239, 367, 415, 478, 734, 830, 1195, 1835, 2390, 3670, 19837, 30461, 39674, 60922, 87713, 99185, 152305, 175426, 198370, 304610, 438565, 877130, 7280179, 14560358, 36400895, 72801790]

約数ペア:

[(1, 72801790), (2, 36400895), (5, 14560358), (10, 7280179), (83, 877130), (166, 438565), (239, 304610), (367, 198370), (415, 175426), (478, 152305), (734, 99185), (830, 87713), (1195, 60922), (1835, 39674), (2390, 30461), (3670, 19837)]