42581825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 63704256

約数和(自身を除く): 21122431

約数列:

[1, 5, 11, 13, 25, 43, 55, 65, 143, 215, 275, 277, 325, 473, 559, 715, 1075, 1385, 2365, 2795, 3047, 3575, 3601, 6149, 6925, 11825, 11911, 13975, 15235, 18005, 30745, 39611, 59555, 76175, 90025, 131021, 153725, 154843, 198055, 297775, 655105, 774215, 990275, 1703273, 3275525, 3871075, 8516365, 42581825]

約数ペア:

[(1, 42581825), (5, 8516365), (11, 3871075), (13, 3275525), (25, 1703273), (43, 990275), (55, 774215), (65, 655105), (143, 297775), (215, 198055), (275, 154843), (277, 153725), (325, 131021), (473, 90025), (559, 76175), (715, 59555), (1075, 39611), (1385, 30745), (2365, 18005), (2795, 15235), (3047, 13975), (3575, 11911), (3601, 11825), (6149, 6925)]