81040870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{1627}}^1$

素因数の和:1944

約数の個数: 32

約数和(自身を含む): 155076768

約数和(自身を除く): 74035898

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 293, 586, 1465, 1627, 2930, 3254, 4981, 8135, 9962, 16270, 24905, 27659, 49810, 55318, 138295, 276590, 476711, 953422, 2383555, 4767110, 8104087, 16208174, 40520435, 81040870]

約数ペア:

[(1, 81040870), (2, 40520435), (5, 16208174), (10, 8104087), (17, 4767110), (34, 2383555), (85, 953422), (170, 476711), (293, 276590), (586, 138295), (1465, 55318), (1627, 49810), (2930, 27659), (3254, 24905), (4981, 16270), (8135, 9962)]