27955000

素因数分解:

$2^3\times 5^4\times {\mathrm{5591}}^1$

素因数の和:5617

約数の個数: 40

約数和(自身を含む): 65510280

約数和(自身を除く): 37555280

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 5591, 11182, 22364, 27955, 44728, 55910, 111820, 139775, 223640, 279550, 559100, 698875, 1118200, 1397750, 2795500, 3494375, 5591000, 6988750, 13977500, 27955000]

約数ペア:

[(1, 27955000), (2, 13977500), (4, 6988750), (5, 5591000), (8, 3494375), (10, 2795500), (20, 1397750), (25, 1118200), (40, 698875), (50, 559100), (100, 279550), (125, 223640), (200, 139775), (250, 111820), (500, 55910), (625, 44728), (1000, 27955), (1250, 22364), (2500, 11182), (5000, 5591)]