47157760

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1$

素因数の和:158

約数の個数: 120

約数和(自身を含む): 123557940

約数和(自身を除く): 76400180

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 109, 128, 130, 160, 169, 208, 218, 256, 260, 320, 338, 416, 436, 512, 520, 545, 640, 676, 832, 845, 872, 1040, 1090, 1280, 1352, 1417, 1664, 1690, 1744, 2080, 2180, 2560, 2704, 2834, 3328, 3380, 3488, 4160, 4360, 5408, 5668, 6656, 6760, 6976, 7085, 8320, 8720, 10816, 11336, 13520, 13952, 14170, 16640, 17440, 18421, 21632, 22672, 27040, 27904, 28340, 33280, 34880, 36842, 43264, 45344, 54080, 55808, 56680, 69760, 73684, 86528, 90688, 92105, 108160, 113360, 139520, 147368, 181376, 184210, 216320, 226720, 279040, 294736, 362752, 368420, 432640, 453440, 589472, 725504, 736840, 906880, 1178944, 1473680, 1813760, 2357888, 2947360, 3627520, 4715776, 5894720, 9431552, 11789440, 23578880, 47157760]

約数ペア:

[(1, 47157760), (2, 23578880), (4, 11789440), (5, 9431552), (8, 5894720), (10, 4715776), (13, 3627520), (16, 2947360), (20, 2357888), (26, 1813760), (32, 1473680), (40, 1178944), (52, 906880), (64, 736840), (65, 725504), (80, 589472), (104, 453440), (109, 432640), (128, 368420), (130, 362752), (160, 294736), (169, 279040), (208, 226720), (218, 216320), (256, 184210), (260, 181376), (320, 147368), (338, 139520), (416, 113360), (436, 108160), (512, 92105), (520, 90688), (545, 86528), (640, 73684), (676, 69760), (832, 56680), (845, 55808), (872, 54080), (1040, 45344), (1090, 43264), (1280, 36842), (1352, 34880), (1417, 33280), (1664, 28340), (1690, 27904), (1744, 27040), (2080, 22672), (2180, 21632), (2560, 18421), (2704, 17440), (2834, 16640), (3328, 14170), (3380, 13952), (3488, 13520), (4160, 11336), (4360, 10816), (5408, 8720), (5668, 8320), (6656, 7085), (6760, 6976)]