25242525

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:112

約数の個数: 144

約数和(自身を含む): 59424768

約数和(自身を除く): 34182243

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 31, 33, 35, 45, 47, 55, 63, 75, 77, 93, 99, 105, 141, 155, 165, 175, 217, 225, 231, 235, 275, 279, 315, 329, 341, 385, 423, 465, 495, 517, 525, 651, 693, 705, 775, 825, 987, 1023, 1085, 1155, 1175, 1395, 1457, 1551, 1575, 1645, 1705, 1925, 1953, 2115, 2325, 2387, 2475, 2585, 2961, 3069, 3255, 3465, 3525, 3619, 4371, 4653, 4935, 5115, 5425, 5775, 6975, 7161, 7285, 7755, 8225, 8525, 9765, 10199, 10575, 10857, 11935, 12925, 13113, 14805, 15345, 16027, 16275, 17325, 18095, 21483, 21855, 23265, 24675, 25575, 30597, 32571, 35805, 36425, 38775, 48081, 48825, 50995, 54285, 59675, 65565, 74025, 76725, 80135, 90475, 91791, 107415, 109275, 112189, 116325, 144243, 152985, 162855, 179025, 240405, 254975, 271425, 327825, 336567, 400675, 458955, 537075, 560945, 721215, 764925, 814275, 1009701, 1202025, 1682835, 2294775, 2804725, 3606075, 5048505, 8414175, 25242525]

約数ペア:

[(1, 25242525), (3, 8414175), (5, 5048505), (7, 3606075), (9, 2804725), (11, 2294775), (15, 1682835), (21, 1202025), (25, 1009701), (31, 814275), (33, 764925), (35, 721215), (45, 560945), (47, 537075), (55, 458955), (63, 400675), (75, 336567), (77, 327825), (93, 271425), (99, 254975), (105, 240405), (141, 179025), (155, 162855), (165, 152985), (175, 144243), (217, 116325), (225, 112189), (231, 109275), (235, 107415), (275, 91791), (279, 90475), (315, 80135), (329, 76725), (341, 74025), (385, 65565), (423, 59675), (465, 54285), (495, 50995), (517, 48825), (525, 48081), (651, 38775), (693, 36425), (705, 35805), (775, 32571), (825, 30597), (987, 25575), (1023, 24675), (1085, 23265), (1155, 21855), (1175, 21483), (1395, 18095), (1457, 17325), (1551, 16275), (1575, 16027), (1645, 15345), (1705, 14805), (1925, 13113), (1953, 12925), (2115, 11935), (2325, 10857), (2387, 10575), (2475, 10199), (2585, 9765), (2961, 8525), (3069, 8225), (3255, 7755), (3465, 7285), (3525, 7161), (3619, 6975), (4371, 5775), (4653, 5425), (4935, 5115)]