81339908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{50459}}^1$

素因数の和:50507

約数の個数: 24

約数和(自身を含む): 158242560

約数和(自身を除く): 76902652

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 50459, 100918, 201836, 655967, 1311934, 1564229, 2623868, 3128458, 6256916, 20334977, 40669954, 81339908]

約数ペア:

[(1, 81339908), (2, 40669954), (4, 20334977), (13, 6256916), (26, 3128458), (31, 2623868), (52, 1564229), (62, 1311934), (124, 655967), (403, 201836), (806, 100918), (1612, 50459)]