55425280

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 145696320

約数和(自身を除く): 90271040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 53, 64, 76, 80, 86, 95, 106, 128, 152, 160, 172, 190, 212, 215, 256, 265, 304, 320, 344, 380, 424, 430, 530, 608, 640, 688, 760, 817, 848, 860, 1007, 1060, 1216, 1280, 1376, 1520, 1634, 1696, 1720, 2014, 2120, 2279, 2432, 2752, 3040, 3268, 3392, 3440, 4028, 4085, 4240, 4558, 4864, 5035, 5504, 6080, 6536, 6784, 6880, 8056, 8170, 8480, 9116, 10070, 11008, 11395, 12160, 13072, 13568, 13760, 16112, 16340, 16960, 18232, 20140, 22790, 24320, 26144, 27520, 32224, 32680, 33920, 36464, 40280, 43301, 45580, 52288, 55040, 64448, 65360, 67840, 72928, 80560, 86602, 91160, 104576, 128896, 130720, 145856, 161120, 173204, 182320, 209152, 216505, 257792, 261440, 291712, 322240, 346408, 364640, 433010, 522880, 583424, 644480, 692816, 729280, 866020, 1045760, 1288960, 1385632, 1458560, 1732040, 2771264, 2917120, 3464080, 5542528, 6928160, 11085056, 13856320, 27712640, 55425280]

約数ペア:

[(1, 55425280), (2, 27712640), (4, 13856320), (5, 11085056), (8, 6928160), (10, 5542528), (16, 3464080), (19, 2917120), (20, 2771264), (32, 1732040), (38, 1458560), (40, 1385632), (43, 1288960), (53, 1045760), (64, 866020), (76, 729280), (80, 692816), (86, 644480), (95, 583424), (106, 522880), (128, 433010), (152, 364640), (160, 346408), (172, 322240), (190, 291712), (212, 261440), (215, 257792), (256, 216505), (265, 209152), (304, 182320), (320, 173204), (344, 161120), (380, 145856), (424, 130720), (430, 128896), (530, 104576), (608, 91160), (640, 86602), (688, 80560), (760, 72928), (817, 67840), (848, 65360), (860, 64448), (1007, 55040), (1060, 52288), (1216, 45580), (1280, 43301), (1376, 40280), (1520, 36464), (1634, 33920), (1696, 32680), (1720, 32224), (2014, 27520), (2120, 26144), (2279, 24320), (2432, 22790), (2752, 20140), (3040, 18232), (3268, 16960), (3392, 16340), (3440, 16112), (4028, 13760), (4085, 13568), (4240, 13072), (4558, 12160), (4864, 11395), (5035, 11008), (5504, 10070), (6080, 9116), (6536, 8480), (6784, 8170), (6880, 8056)]