25448640

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{541}}^1$

素因数の和:575

約数の個数: 168

約数和(自身を含む): 94164912

約数和(自身を除く): 68716272

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 541, 560, 588, 672, 735, 784, 840, 960, 980, 1082, 1120, 1176, 1344, 1470, 1568, 1623, 1680, 1960, 2164, 2240, 2352, 2705, 2940, 3136, 3246, 3360, 3787, 3920, 4328, 4704, 5410, 5880, 6492, 6720, 7574, 7840, 8115, 8656, 9408, 10820, 11361, 11760, 12984, 15148, 15680, 16230, 17312, 18935, 21640, 22722, 23520, 25968, 26509, 30296, 32460, 34624, 37870, 43280, 45444, 47040, 51936, 53018, 56805, 60592, 64920, 75740, 79527, 86560, 90888, 103872, 106036, 113610, 121184, 129840, 132545, 151480, 159054, 173120, 181776, 212072, 227220, 242368, 259680, 265090, 302960, 318108, 363552, 397635, 424144, 454440, 519360, 530180, 605920, 636216, 727104, 795270, 848288, 908880, 1060360, 1211840, 1272432, 1590540, 1696576, 1817760, 2120720, 2544864, 3181080, 3635520, 4241440, 5089728, 6362160, 8482880, 12724320, 25448640]

約数ペア:

[(1, 25448640), (2, 12724320), (3, 8482880), (4, 6362160), (5, 5089728), (6, 4241440), (7, 3635520), (8, 3181080), (10, 2544864), (12, 2120720), (14, 1817760), (15, 1696576), (16, 1590540), (20, 1272432), (21, 1211840), (24, 1060360), (28, 908880), (30, 848288), (32, 795270), (35, 727104), (40, 636216), (42, 605920), (48, 530180), (49, 519360), (56, 454440), (60, 424144), (64, 397635), (70, 363552), (80, 318108), (84, 302960), (96, 265090), (98, 259680), (105, 242368), (112, 227220), (120, 212072), (140, 181776), (147, 173120), (160, 159054), (168, 151480), (192, 132545), (196, 129840), (210, 121184), (224, 113610), (240, 106036), (245, 103872), (280, 90888), (294, 86560), (320, 79527), (336, 75740), (392, 64920), (420, 60592), (448, 56805), (480, 53018), (490, 51936), (541, 47040), (560, 45444), (588, 43280), (672, 37870), (735, 34624), (784, 32460), (840, 30296), (960, 26509), (980, 25968), (1082, 23520), (1120, 22722), (1176, 21640), (1344, 18935), (1470, 17312), (1568, 16230), (1623, 15680), (1680, 15148), (1960, 12984), (2164, 11760), (2240, 11361), (2352, 10820), (2705, 9408), (2940, 8656), (3136, 8115), (3246, 7840), (3360, 7574), (3787, 6720), (3920, 6492), (4328, 5880), (4704, 5410)]