68410000

素因数分解:

$2^4\times 5^4\times {\mathrm{6841}}^1$

素因数の和:6869

約数の個数: 50

約数和(自身を含む): 165651662

約数和(自身を除く): 97241662

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, 6841, 10000, 13682, 27364, 34205, 54728, 68410, 109456, 136820, 171025, 273640, 342050, 547280, 684100, 855125, 1368200, 1710250, 2736400, 3420500, 4275625, 6841000, 8551250, 13682000, 17102500, 34205000, 68410000]

約数ペア:

[(1, 68410000), (2, 34205000), (4, 17102500), (5, 13682000), (8, 8551250), (10, 6841000), (16, 4275625), (20, 3420500), (25, 2736400), (40, 1710250), (50, 1368200), (80, 855125), (100, 684100), (125, 547280), (200, 342050), (250, 273640), (400, 171025), (500, 136820), (625, 109456), (1000, 68410), (1250, 54728), (2000, 34205), (2500, 27364), (5000, 13682), (6841, 10000)]