243313750

素因数分解:

$2^1\times 5^4\times {\mathrm{61}}^1\times {\mathrm{3191}}^1$

素因数の和:3274

約数の個数: 40

約数和(自身を含む): 463689072

約数和(自身を除く): 220375322

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 125, 250, 305, 610, 625, 1250, 1525, 3050, 3191, 6382, 7625, 15250, 15955, 31910, 38125, 76250, 79775, 159550, 194651, 389302, 398875, 797750, 973255, 1946510, 1994375, 3988750, 4866275, 9732550, 24331375, 48662750, 121656875, 243313750]

約数ペア:

[(1, 243313750), (2, 121656875), (5, 48662750), (10, 24331375), (25, 9732550), (50, 4866275), (61, 3988750), (122, 1994375), (125, 1946510), (250, 973255), (305, 797750), (610, 398875), (625, 389302), (1250, 194651), (1525, 159550), (3050, 79775), (3191, 76250), (6382, 38125), (7625, 31910), (15250, 15955)]