15955000

素因数分解:

$2^3\times 5^4\times {\mathrm{3191}}^1$

素因数の和:3217

約数の個数: 40

約数和(自身を含む): 37394280

約数和(自身を除く): 21439280

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 3191, 5000, 6382, 12764, 15955, 25528, 31910, 63820, 79775, 127640, 159550, 319100, 398875, 638200, 797750, 1595500, 1994375, 3191000, 3988750, 7977500, 15955000]

約数ペア:

[(1, 15955000), (2, 7977500), (4, 3988750), (5, 3191000), (8, 1994375), (10, 1595500), (20, 797750), (25, 638200), (40, 398875), (50, 319100), (100, 159550), (125, 127640), (200, 79775), (250, 63820), (500, 31910), (625, 25528), (1000, 15955), (1250, 12764), (2500, 6382), (3191, 5000)]