53781990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{859}}^1\times {\mathrm{2087}}^1$

素因数の和:2956

約数の個数: 32

約数和(自身を含む): 129288960

約数和(自身を除く): 75506970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 859, 1718, 2087, 2577, 4174, 4295, 5154, 6261, 8590, 10435, 12522, 12885, 20870, 25770, 31305, 62610, 1792733, 3585466, 5378199, 8963665, 10756398, 17927330, 26890995, 53781990]

約数ペア:

[(1, 53781990), (2, 26890995), (3, 17927330), (5, 10756398), (6, 8963665), (10, 5378199), (15, 3585466), (30, 1792733), (859, 62610), (1718, 31305), (2087, 25770), (2577, 20870), (4174, 12885), (4295, 12522), (5154, 10435), (6261, 8590)]