43452890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2129}}^1$

素因数の和:2306

約数の個数: 32

約数和(自身を含む): 84808080

約数和(自身を除く): 41355190

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 785, 1570, 2041, 2129, 4082, 4258, 10205, 10645, 20410, 21290, 27677, 55354, 138385, 276770, 334253, 668506, 1671265, 3342530, 4345289, 8690578, 21726445, 43452890]

約数ペア:

[(1, 43452890), (2, 21726445), (5, 8690578), (10, 4345289), (13, 3342530), (26, 1671265), (65, 668506), (130, 334253), (157, 276770), (314, 138385), (785, 55354), (1570, 27677), (2041, 21290), (2129, 20410), (4082, 10645), (4258, 10205)]