129670000

素因数分解:

$2^4\times 5^4\times {\mathrm{12967}}^1$

素因数の和:12995

約数の個数: 50

約数和(自身を含む): 313968248

約数和(自身を除く): 184298248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 10000, 12967, 25934, 51868, 64835, 103736, 129670, 207472, 259340, 324175, 518680, 648350, 1037360, 1296700, 1620875, 2593400, 3241750, 5186800, 6483500, 8104375, 12967000, 16208750, 25934000, 32417500, 64835000, 129670000]

約数ペア:

[(1, 129670000), (2, 64835000), (4, 32417500), (5, 25934000), (8, 16208750), (10, 12967000), (16, 8104375), (20, 6483500), (25, 5186800), (40, 3241750), (50, 2593400), (80, 1620875), (100, 1296700), (125, 1037360), (200, 648350), (250, 518680), (400, 324175), (500, 259340), (625, 207472), (1000, 129670), (1250, 103736), (2000, 64835), (2500, 51868), (5000, 25934), (10000, 12967)]