20199062000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{776887}}^1$

素因数の和:776923

約数の個数: 80

約数和(自身を含む): 52598425152

約数和(自身を除く): 32399363152

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 125, 130, 200, 208, 250, 260, 325, 400, 500, 520, 650, 1000, 1040, 1300, 1625, 2000, 2600, 3250, 5200, 6500, 13000, 26000, 776887, 1553774, 3107548, 3884435, 6215096, 7768870, 10099531, 12430192, 15537740, 19422175, 20199062, 31075480, 38844350, 40398124, 50497655, 62150960, 77688700, 80796248, 97110875, 100995310, 155377400, 161592496, 194221750, 201990620, 252488275, 310754800, 388443500, 403981240, 504976550, 776887000, 807962480, 1009953100, 1262441375, 1553774000, 2019906200, 2524882750, 4039812400, 5049765500, 10099531000, 20199062000]

約数ペア:

[(1, 20199062000), (2, 10099531000), (4, 5049765500), (5, 4039812400), (8, 2524882750), (10, 2019906200), (13, 1553774000), (16, 1262441375), (20, 1009953100), (25, 807962480), (26, 776887000), (40, 504976550), (50, 403981240), (52, 388443500), (65, 310754800), (80, 252488275), (100, 201990620), (104, 194221750), (125, 161592496), (130, 155377400), (200, 100995310), (208, 97110875), (250, 80796248), (260, 77688700), (325, 62150960), (400, 50497655), (500, 40398124), (520, 38844350), (650, 31075480), (1000, 20199062), (1040, 19422175), (1300, 15537740), (1625, 12430192), (2000, 10099531), (2600, 7768870), (3250, 6215096), (5200, 3884435), (6500, 3107548), (13000, 1553774), (26000, 776887)]