53978925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1$

素因数の和:763

約数の個数: 96

約数和(自身を含む): 119992320

約数和(自身を除く): 66013395

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 25, 33, 35, 39, 55, 65, 75, 77, 91, 105, 143, 165, 175, 195, 231, 273, 275, 325, 385, 429, 455, 525, 715, 719, 825, 975, 1001, 1155, 1365, 1925, 2145, 2157, 2275, 3003, 3575, 3595, 5005, 5033, 5775, 6825, 7909, 9347, 10725, 10785, 15015, 15099, 17975, 23727, 25025, 25165, 28041, 39545, 46735, 53925, 55363, 65429, 75075, 75495, 102817, 118635, 125825, 140205, 166089, 196287, 197725, 233675, 276815, 308451, 327145, 377475, 514085, 593175, 701025, 719719, 830445, 981435, 1384075, 1542255, 1635725, 2159157, 2570425, 3598595, 4152225, 4907175, 7711275, 10795785, 17992975, 53978925]

約数ペア:

[(1, 53978925), (3, 17992975), (5, 10795785), (7, 7711275), (11, 4907175), (13, 4152225), (15, 3598595), (21, 2570425), (25, 2159157), (33, 1635725), (35, 1542255), (39, 1384075), (55, 981435), (65, 830445), (75, 719719), (77, 701025), (91, 593175), (105, 514085), (143, 377475), (165, 327145), (175, 308451), (195, 276815), (231, 233675), (273, 197725), (275, 196287), (325, 166089), (385, 140205), (429, 125825), (455, 118635), (525, 102817), (715, 75495), (719, 75075), (825, 65429), (975, 55363), (1001, 53925), (1155, 46735), (1365, 39545), (1925, 28041), (2145, 25165), (2157, 25025), (2275, 23727), (3003, 17975), (3575, 15099), (3595, 15015), (5005, 10785), (5033, 10725), (5775, 9347), (6825, 7909)]