245220352

素因数分解:

$2^{10}\times {\mathrm{13}}^3\times {\mathrm{109}}^1$

素因数の和:168

約数の個数: 88

約数和(自身を含む): 535904600

約数和(自身を除く): 290684248

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 109, 128, 169, 208, 218, 256, 338, 416, 436, 512, 676, 832, 872, 1024, 1352, 1417, 1664, 1744, 2197, 2704, 2834, 3328, 3488, 4394, 5408, 5668, 6656, 6976, 8788, 10816, 11336, 13312, 13952, 17576, 18421, 21632, 22672, 27904, 35152, 36842, 43264, 45344, 55808, 70304, 73684, 86528, 90688, 111616, 140608, 147368, 173056, 181376, 239473, 281216, 294736, 362752, 478946, 562432, 589472, 725504, 957892, 1124864, 1178944, 1451008, 1915784, 2249728, 2357888, 3831568, 4715776, 7663136, 9431552, 15326272, 18863104, 30652544, 61305088, 122610176, 245220352]

約数ペア:

[(1, 245220352), (2, 122610176), (4, 61305088), (8, 30652544), (13, 18863104), (16, 15326272), (26, 9431552), (32, 7663136), (52, 4715776), (64, 3831568), (104, 2357888), (109, 2249728), (128, 1915784), (169, 1451008), (208, 1178944), (218, 1124864), (256, 957892), (338, 725504), (416, 589472), (436, 562432), (512, 478946), (676, 362752), (832, 294736), (872, 281216), (1024, 239473), (1352, 181376), (1417, 173056), (1664, 147368), (1744, 140608), (2197, 111616), (2704, 90688), (2834, 86528), (3328, 73684), (3488, 70304), (4394, 55808), (5408, 45344), (5668, 43264), (6656, 36842), (6976, 35152), (8788, 27904), (10816, 22672), (11336, 21632), (13312, 18421), (13952, 17576)]