165651520

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:428

約数の個数: 112

約数和(自身を含む): 418722048

約数和(自身を除く): 253070528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 71, 80, 92, 115, 142, 160, 184, 230, 284, 317, 320, 355, 368, 460, 568, 634, 710, 736, 920, 1136, 1268, 1420, 1472, 1585, 1633, 1840, 2272, 2536, 2840, 3170, 3266, 3680, 4544, 5072, 5680, 6340, 6532, 7291, 7360, 8165, 10144, 11360, 12680, 13064, 14582, 16330, 20288, 22507, 22720, 25360, 26128, 29164, 32660, 36455, 45014, 50720, 52256, 58328, 65320, 72910, 90028, 101440, 104512, 112535, 116656, 130640, 145820, 180056, 225070, 233312, 261280, 291640, 360112, 450140, 466624, 517661, 522560, 583280, 720224, 900280, 1035322, 1166560, 1440448, 1800560, 2070644, 2333120, 2588305, 3601120, 4141288, 5176610, 7202240, 8282576, 10353220, 16565152, 20706440, 33130304, 41412880, 82825760, 165651520]

約数ペア:

[(1, 165651520), (2, 82825760), (4, 41412880), (5, 33130304), (8, 20706440), (10, 16565152), (16, 10353220), (20, 8282576), (23, 7202240), (32, 5176610), (40, 4141288), (46, 3601120), (64, 2588305), (71, 2333120), (80, 2070644), (92, 1800560), (115, 1440448), (142, 1166560), (160, 1035322), (184, 900280), (230, 720224), (284, 583280), (317, 522560), (320, 517661), (355, 466624), (368, 450140), (460, 360112), (568, 291640), (634, 261280), (710, 233312), (736, 225070), (920, 180056), (1136, 145820), (1268, 130640), (1420, 116656), (1472, 112535), (1585, 104512), (1633, 101440), (1840, 90028), (2272, 72910), (2536, 65320), (2840, 58328), (3170, 52256), (3266, 50720), (3680, 45014), (4544, 36455), (5072, 32660), (5680, 29164), (6340, 26128), (6532, 25360), (7291, 22720), (7360, 22507), (8165, 20288), (10144, 16330), (11360, 14582), (12680, 13064)]