12979000

素因数分解:

$2^3\times 5^3\times {\mathrm{12979}}^1$

素因数の和:13000

約数の個数: 32

約数和(自身を含む): 30373200

約数和(自身を除く): 17394200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 12979, 25958, 51916, 64895, 103832, 129790, 259580, 324475, 519160, 648950, 1297900, 1622375, 2595800, 3244750, 6489500, 12979000]

約数ペア:

[(1, 12979000), (2, 6489500), (4, 3244750), (5, 2595800), (8, 1622375), (10, 1297900), (20, 648950), (25, 519160), (40, 324475), (50, 259580), (100, 129790), (125, 103832), (200, 64895), (250, 51916), (500, 25958), (1000, 12979)]