55782328

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 127296000

約数和(自身を除く): 71513672

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 103, 133, 152, 206, 266, 412, 509, 532, 721, 824, 1018, 1064, 1442, 1957, 2036, 2884, 3563, 3914, 4072, 5768, 7126, 7828, 9671, 13699, 14252, 15656, 19342, 27398, 28504, 38684, 52427, 54796, 67697, 77368, 104854, 109592, 135394, 209708, 270788, 366989, 419416, 541576, 733978, 996113, 1467956, 1992226, 2935912, 3984452, 6972791, 7968904, 13945582, 27891164, 55782328]

約数ペア:

[(1, 55782328), (2, 27891164), (4, 13945582), (7, 7968904), (8, 6972791), (14, 3984452), (19, 2935912), (28, 1992226), (38, 1467956), (56, 996113), (76, 733978), (103, 541576), (133, 419416), (152, 366989), (206, 270788), (266, 209708), (412, 135394), (509, 109592), (532, 104854), (721, 77368), (824, 67697), (1018, 54796), (1064, 52427), (1442, 38684), (1957, 28504), (2036, 27398), (2884, 19342), (3563, 15656), (3914, 14252), (4072, 13699), (5768, 9671), (7126, 7828)]