836810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:218

約数の個数: 32

約数和(自身を含む): 1672272

約数和(自身を除く): 835462

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 157, 205, 314, 410, 533, 785, 1066, 1570, 2041, 2665, 4082, 5330, 6437, 10205, 12874, 20410, 32185, 64370, 83681, 167362, 418405, 836810]

約数ペア:

[(1, 836810), (2, 418405), (5, 167362), (10, 83681), (13, 64370), (26, 32185), (41, 20410), (65, 12874), (82, 10205), (130, 6437), (157, 5330), (205, 4082), (314, 2665), (410, 2041), (533, 1570), (785, 1066)]