25500825

素因数分解:

$3^4\times 5^2\times 7^2\times {\mathrm{257}}^1$

素因数の和:293

約数の個数: 90

約数和(自身を含む): 55162206

約数和(自身を除く): 29661381

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, 257, 315, 405, 441, 525, 567, 675, 735, 771, 945, 1225, 1285, 1323, 1575, 1799, 2025, 2205, 2313, 2835, 3675, 3855, 3969, 4725, 5397, 6425, 6615, 6939, 8995, 11025, 11565, 12593, 14175, 16191, 19275, 19845, 20817, 26985, 33075, 34695, 37779, 44975, 48573, 57825, 62965, 80955, 99225, 104085, 113337, 134925, 145719, 173475, 188895, 242865, 314825, 340011, 404775, 520425, 566685, 728595, 944475, 1020033, 1214325, 1700055, 2833425, 3642975, 5100165, 8500275, 25500825]

約数ペア:

[(1, 25500825), (3, 8500275), (5, 5100165), (7, 3642975), (9, 2833425), (15, 1700055), (21, 1214325), (25, 1020033), (27, 944475), (35, 728595), (45, 566685), (49, 520425), (63, 404775), (75, 340011), (81, 314825), (105, 242865), (135, 188895), (147, 173475), (175, 145719), (189, 134925), (225, 113337), (245, 104085), (257, 99225), (315, 80955), (405, 62965), (441, 57825), (525, 48573), (567, 44975), (675, 37779), (735, 34695), (771, 33075), (945, 26985), (1225, 20817), (1285, 19845), (1323, 19275), (1575, 16191), (1799, 14175), (2025, 12593), (2205, 11565), (2313, 11025), (2835, 8995), (3675, 6939), (3855, 6615), (3969, 6425), (4725, 5397)]