268557575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1747}}^1$

素因数の和:1824

約数の個数: 48

約数和(自身を含む): 400557696

約数和(自身を除く): 132000121

約数列:

[1, 5, 11, 13, 25, 43, 55, 65, 143, 215, 275, 325, 473, 559, 715, 1075, 1747, 2365, 2795, 3575, 6149, 8735, 11825, 13975, 19217, 22711, 30745, 43675, 75121, 96085, 113555, 153725, 249821, 375605, 480425, 567775, 826331, 976573, 1249105, 1878025, 4131655, 4882865, 6245525, 10742303, 20658275, 24414325, 53711515, 268557575]

約数ペア:

[(1, 268557575), (5, 53711515), (11, 24414325), (13, 20658275), (25, 10742303), (43, 6245525), (55, 4882865), (65, 4131655), (143, 1878025), (215, 1249105), (275, 976573), (325, 826331), (473, 567775), (559, 480425), (715, 375605), (1075, 249821), (1747, 153725), (2365, 113555), (2795, 96085), (3575, 75121), (6149, 43675), (8735, 30745), (11825, 22711), (13975, 19217)]