51933440

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3121}}^1$

素因数の和:3155

約数の個数: 72

約数和(自身を含む): 134008728

約数和(自身を除く): 82075288

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3121, 3328, 4160, 6242, 8320, 12484, 15605, 16640, 24968, 31210, 40573, 49936, 62420, 81146, 99872, 124840, 162292, 199744, 202865, 249680, 324584, 399488, 405730, 499360, 649168, 798976, 811460, 998720, 1298336, 1622920, 1997440, 2596672, 3245840, 3994880, 5193344, 6491680, 10386688, 12983360, 25966720, 51933440]

約数ペア:

[(1, 51933440), (2, 25966720), (4, 12983360), (5, 10386688), (8, 6491680), (10, 5193344), (13, 3994880), (16, 3245840), (20, 2596672), (26, 1997440), (32, 1622920), (40, 1298336), (52, 998720), (64, 811460), (65, 798976), (80, 649168), (104, 499360), (128, 405730), (130, 399488), (160, 324584), (208, 249680), (256, 202865), (260, 199744), (320, 162292), (416, 124840), (520, 99872), (640, 81146), (832, 62420), (1040, 49936), (1280, 40573), (1664, 31210), (2080, 24968), (3121, 16640), (3328, 15605), (4160, 12484), (6242, 8320)]