131946880

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15859}}^1$

素因数の和:15891

約数の個数: 64

約数和(自身を含む): 339721200

約数和(自身を除く): 207774320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 15859, 31718, 63436, 79295, 126872, 158590, 206167, 253744, 317180, 412334, 507488, 634360, 824668, 1014976, 1030835, 1268720, 1649336, 2029952, 2061670, 2537440, 3298672, 4123340, 5074880, 6597344, 8246680, 10149760, 13194688, 16493360, 26389376, 32986720, 65973440, 131946880]

約数ペア:

[(1, 131946880), (2, 65973440), (4, 32986720), (5, 26389376), (8, 16493360), (10, 13194688), (13, 10149760), (16, 8246680), (20, 6597344), (26, 5074880), (32, 4123340), (40, 3298672), (52, 2537440), (64, 2061670), (65, 2029952), (80, 1649336), (104, 1268720), (128, 1030835), (130, 1014976), (160, 824668), (208, 634360), (260, 507488), (320, 412334), (416, 317180), (520, 253744), (640, 206167), (832, 158590), (1040, 126872), (1664, 79295), (2080, 63436), (4160, 31718), (8320, 15859)]