81183157028

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{5237}}^1\times {\mathrm{90127}}^1$

素因数の和:95411

約数の個数: 24

約数和(自身を含む): 145403862912

約数和(自身を除く): 64220705884

約数列:

[1, 2, 4, 43, 86, 172, 5237, 10474, 20948, 90127, 180254, 225191, 360508, 450382, 900764, 3875461, 7750922, 15501844, 471995099, 943990198, 1887980396, 20295789257, 40591578514, 81183157028]

約数ペア:

[(1, 81183157028), (2, 40591578514), (4, 20295789257), (43, 1887980396), (86, 943990198), (172, 471995099), (5237, 15501844), (10474, 7750922), (20948, 3875461), (90127, 900764), (180254, 450382), (225191, 360508)]