72911325

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 125116992

約数和(自身を除く): 52205667

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 131, 181, 205, 393, 543, 615, 655, 905, 1025, 1965, 2715, 3075, 3275, 4525, 5371, 7421, 9825, 13575, 16113, 22263, 23711, 26855, 37105, 71133, 80565, 111315, 118555, 134275, 185525, 355665, 402825, 556575, 592775, 972151, 1778325, 2916453, 4860755, 14582265, 24303775, 72911325]

約数ペア:

[(1, 72911325), (3, 24303775), (5, 14582265), (15, 4860755), (25, 2916453), (41, 1778325), (75, 972151), (123, 592775), (131, 556575), (181, 402825), (205, 355665), (393, 185525), (543, 134275), (615, 118555), (655, 111315), (905, 80565), (1025, 71133), (1965, 37105), (2715, 26855), (3075, 23711), (3275, 22263), (4525, 16113), (5371, 13575), (7421, 9825)]