55044520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:167

約数の個数: 128

約数和(自身を含む): 141004800

約数和(自身を除く): 85960280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 47, 67, 76, 92, 94, 95, 115, 134, 152, 184, 188, 190, 230, 235, 268, 335, 376, 380, 437, 460, 470, 536, 670, 760, 874, 893, 920, 940, 1081, 1273, 1340, 1541, 1748, 1786, 1880, 2162, 2185, 2546, 2680, 3082, 3149, 3496, 3572, 4324, 4370, 4465, 5092, 5405, 6164, 6298, 6365, 7144, 7705, 8648, 8740, 8930, 10184, 10810, 12328, 12596, 12730, 15410, 15745, 17480, 17860, 20539, 21620, 25192, 25460, 29279, 30820, 31490, 35720, 41078, 43240, 50920, 58558, 59831, 61640, 62980, 72427, 82156, 102695, 117116, 119662, 125960, 144854, 146395, 164312, 205390, 234232, 239324, 289708, 292790, 299155, 362135, 410780, 478648, 579416, 585580, 598310, 724270, 821560, 1171160, 1196620, 1376113, 1448540, 2393240, 2752226, 2897080, 5504452, 6880565, 11008904, 13761130, 27522260, 55044520]

約数ペア:

[(1, 55044520), (2, 27522260), (4, 13761130), (5, 11008904), (8, 6880565), (10, 5504452), (19, 2897080), (20, 2752226), (23, 2393240), (38, 1448540), (40, 1376113), (46, 1196620), (47, 1171160), (67, 821560), (76, 724270), (92, 598310), (94, 585580), (95, 579416), (115, 478648), (134, 410780), (152, 362135), (184, 299155), (188, 292790), (190, 289708), (230, 239324), (235, 234232), (268, 205390), (335, 164312), (376, 146395), (380, 144854), (437, 125960), (460, 119662), (470, 117116), (536, 102695), (670, 82156), (760, 72427), (874, 62980), (893, 61640), (920, 59831), (940, 58558), (1081, 50920), (1273, 43240), (1340, 41078), (1541, 35720), (1748, 31490), (1786, 30820), (1880, 29279), (2162, 25460), (2185, 25192), (2546, 21620), (2680, 20539), (3082, 17860), (3149, 17480), (3496, 15745), (3572, 15410), (4324, 12730), (4370, 12596), (4465, 12328), (5092, 10810), (5405, 10184), (6164, 8930), (6298, 8740), (6365, 8648), (7144, 7705)]