55391840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1$

素因数の和:197

約数の個数: 144

約数和(自身を含む): 158995872

約数和(自身を除く): 103604032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 137, 140, 152, 160, 190, 224, 266, 274, 280, 304, 361, 380, 532, 548, 560, 608, 665, 685, 722, 760, 959, 1064, 1096, 1120, 1330, 1370, 1444, 1520, 1805, 1918, 2128, 2192, 2527, 2603, 2660, 2740, 2888, 3040, 3610, 3836, 4256, 4384, 4795, 5054, 5206, 5320, 5480, 5776, 7220, 7672, 9590, 10108, 10412, 10640, 10960, 11552, 12635, 13015, 14440, 15344, 18221, 19180, 20216, 20824, 21280, 21920, 25270, 26030, 28880, 30688, 36442, 38360, 40432, 41648, 49457, 50540, 52060, 57760, 72884, 76720, 80864, 83296, 91105, 98914, 101080, 104120, 145768, 153440, 182210, 197828, 202160, 208240, 247285, 291536, 346199, 364420, 395656, 404320, 416480, 494570, 583072, 692398, 728840, 791312, 989140, 1384796, 1457680, 1582624, 1730995, 1978280, 2769592, 2915360, 3461990, 3956560, 5539184, 6923980, 7913120, 11078368, 13847960, 27695920, 55391840]

約数ペア:

[(1, 55391840), (2, 27695920), (4, 13847960), (5, 11078368), (7, 7913120), (8, 6923980), (10, 5539184), (14, 3956560), (16, 3461990), (19, 2915360), (20, 2769592), (28, 1978280), (32, 1730995), (35, 1582624), (38, 1457680), (40, 1384796), (56, 989140), (70, 791312), (76, 728840), (80, 692398), (95, 583072), (112, 494570), (133, 416480), (137, 404320), (140, 395656), (152, 364420), (160, 346199), (190, 291536), (224, 247285), (266, 208240), (274, 202160), (280, 197828), (304, 182210), (361, 153440), (380, 145768), (532, 104120), (548, 101080), (560, 98914), (608, 91105), (665, 83296), (685, 80864), (722, 76720), (760, 72884), (959, 57760), (1064, 52060), (1096, 50540), (1120, 49457), (1330, 41648), (1370, 40432), (1444, 38360), (1520, 36442), (1805, 30688), (1918, 28880), (2128, 26030), (2192, 25270), (2527, 21920), (2603, 21280), (2660, 20824), (2740, 20216), (2888, 19180), (3040, 18221), (3610, 15344), (3836, 14440), (4256, 13015), (4384, 12635), (4795, 11552), (5054, 10960), (5206, 10640), (5320, 10412), (5480, 10108), (5776, 9590), (7220, 7672)]