25236225

素因数分解:

$3^3\times 5^2\times 7^3\times {\mathrm{109}}^1$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 54560000

約数和(自身を除く): 29323775

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 109, 135, 147, 175, 189, 225, 245, 315, 327, 343, 441, 525, 545, 675, 735, 763, 945, 981, 1029, 1225, 1323, 1575, 1635, 1715, 2205, 2289, 2725, 2943, 3087, 3675, 3815, 4725, 4905, 5145, 5341, 6615, 6867, 8175, 8575, 9261, 11025, 11445, 14715, 15435, 16023, 19075, 20601, 24525, 25725, 26705, 33075, 34335, 37387, 46305, 48069, 57225, 73575, 77175, 80115, 103005, 112161, 133525, 144207, 171675, 186935, 231525, 240345, 336483, 400575, 515025, 560805, 721035, 934675, 1009449, 1201725, 1682415, 2804025, 3605175, 5047245, 8412075, 25236225]

約数ペア:

[(1, 25236225), (3, 8412075), (5, 5047245), (7, 3605175), (9, 2804025), (15, 1682415), (21, 1201725), (25, 1009449), (27, 934675), (35, 721035), (45, 560805), (49, 515025), (63, 400575), (75, 336483), (105, 240345), (109, 231525), (135, 186935), (147, 171675), (175, 144207), (189, 133525), (225, 112161), (245, 103005), (315, 80115), (327, 77175), (343, 73575), (441, 57225), (525, 48069), (545, 46305), (675, 37387), (735, 34335), (763, 33075), (945, 26705), (981, 25725), (1029, 24525), (1225, 20601), (1323, 19075), (1575, 16023), (1635, 15435), (1715, 14715), (2205, 11445), (2289, 11025), (2725, 9261), (2943, 8575), (3087, 8175), (3675, 6867), (3815, 6615), (4725, 5341), (4905, 5145)]