139551620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{8011}}^1$

素因数の和:8100

約数の個数: 48

約数和(自身を含む): 320351808

約数和(自身を除く): 180800188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 4355, 8011, 8710, 16022, 17420, 32044, 40055, 80110, 104143, 160220, 208286, 416572, 520715, 536737, 1041430, 1073474, 2082860, 2146948, 2683685, 5367370, 6977581, 10734740, 13955162, 27910324, 34887905, 69775810, 139551620]

約数ペア:

[(1, 139551620), (2, 69775810), (4, 34887905), (5, 27910324), (10, 13955162), (13, 10734740), (20, 6977581), (26, 5367370), (52, 2683685), (65, 2146948), (67, 2082860), (130, 1073474), (134, 1041430), (260, 536737), (268, 520715), (335, 416572), (670, 208286), (871, 160220), (1340, 104143), (1742, 80110), (3484, 40055), (4355, 32044), (8011, 17420), (8710, 16022)]