51696225

素因数分解:

$3^4\times 5^2\times 7^2\times {\mathrm{521}}^1$

素因数の和:557

約数の個数: 90

約数和(自身を含む): 111607254

約数和(自身を除く): 59911029

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 81, 105, 135, 147, 175, 189, 225, 245, 315, 405, 441, 521, 525, 567, 675, 735, 945, 1225, 1323, 1563, 1575, 2025, 2205, 2605, 2835, 3647, 3675, 3969, 4689, 4725, 6615, 7815, 10941, 11025, 13025, 14067, 14175, 18235, 19845, 23445, 25529, 32823, 33075, 39075, 42201, 54705, 70335, 76587, 91175, 98469, 99225, 117225, 127645, 164115, 211005, 229761, 273525, 295407, 351675, 382935, 492345, 638225, 689283, 820575, 1055025, 1148805, 1477035, 1914675, 2067849, 2461725, 3446415, 5744025, 7385175, 10339245, 17232075, 51696225]

約数ペア:

[(1, 51696225), (3, 17232075), (5, 10339245), (7, 7385175), (9, 5744025), (15, 3446415), (21, 2461725), (25, 2067849), (27, 1914675), (35, 1477035), (45, 1148805), (49, 1055025), (63, 820575), (75, 689283), (81, 638225), (105, 492345), (135, 382935), (147, 351675), (175, 295407), (189, 273525), (225, 229761), (245, 211005), (315, 164115), (405, 127645), (441, 117225), (521, 99225), (525, 98469), (567, 91175), (675, 76587), (735, 70335), (945, 54705), (1225, 42201), (1323, 39075), (1563, 33075), (1575, 32823), (2025, 25529), (2205, 23445), (2605, 19845), (2835, 18235), (3647, 14175), (3675, 14067), (3969, 13025), (4689, 11025), (4725, 10941), (6615, 7815)]