12987200

素因数分解:

$2^6\times 5^2\times {\mathrm{8117}}^1$

素因数の和:8139

約数の個数: 42

約数和(自身を含む): 31960566

約数和(自身を除く): 18973366

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 8117, 16234, 32468, 40585, 64936, 81170, 129872, 162340, 202925, 259744, 324680, 405850, 519488, 649360, 811700, 1298720, 1623400, 2597440, 3246800, 6493600, 12987200]

約数ペア:

[(1, 12987200), (2, 6493600), (4, 3246800), (5, 2597440), (8, 1623400), (10, 1298720), (16, 811700), (20, 649360), (25, 519488), (32, 405850), (40, 324680), (50, 259744), (64, 202925), (80, 162340), (100, 129872), (160, 81170), (200, 64936), (320, 40585), (400, 32468), (800, 16234), (1600, 8117)]