20161451000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1061129}}^1$

素因数の和:1061169

約数の個数: 64

約数和(自身を含む): 49660884000

約数和(自身を除く): 29499433000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 125, 152, 190, 200, 250, 380, 475, 500, 760, 950, 1000, 1900, 2375, 3800, 4750, 9500, 19000, 1061129, 2122258, 4244516, 5305645, 8489032, 10611290, 20161451, 21222580, 26528225, 40322902, 42445160, 53056450, 80645804, 100807255, 106112900, 132641125, 161291608, 201614510, 212225800, 265282250, 403229020, 504036275, 530564500, 806458040, 1008072550, 1061129000, 2016145100, 2520181375, 4032290200, 5040362750, 10080725500, 20161451000]

約数ペア:

[(1, 20161451000), (2, 10080725500), (4, 5040362750), (5, 4032290200), (8, 2520181375), (10, 2016145100), (19, 1061129000), (20, 1008072550), (25, 806458040), (38, 530564500), (40, 504036275), (50, 403229020), (76, 265282250), (95, 212225800), (100, 201614510), (125, 161291608), (152, 132641125), (190, 106112900), (200, 100807255), (250, 80645804), (380, 53056450), (475, 42445160), (500, 40322902), (760, 26528225), (950, 21222580), (1000, 20161451), (1900, 10611290), (2375, 8489032), (3800, 5305645), (4750, 4244516), (9500, 2122258), (19000, 1061129)]