51088840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1733}}^1$

素因数の和:1822

約数の個数: 64

約数和(自身を含む): 127344960

約数和(自身を除く): 76256120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 1340, 1474, 1733, 2680, 2948, 3466, 3685, 5896, 6932, 7370, 8665, 13864, 14740, 17330, 19063, 29480, 34660, 38126, 69320, 76252, 95315, 116111, 152504, 190630, 232222, 381260, 464444, 580555, 762520, 928888, 1161110, 1277221, 2322220, 2554442, 4644440, 5108884, 6386105, 10217768, 12772210, 25544420, 51088840]

約数ペア:

[(1, 51088840), (2, 25544420), (4, 12772210), (5, 10217768), (8, 6386105), (10, 5108884), (11, 4644440), (20, 2554442), (22, 2322220), (40, 1277221), (44, 1161110), (55, 928888), (67, 762520), (88, 580555), (110, 464444), (134, 381260), (220, 232222), (268, 190630), (335, 152504), (440, 116111), (536, 95315), (670, 76252), (737, 69320), (1340, 38126), (1474, 34660), (1733, 29480), (2680, 19063), (2948, 17330), (3466, 14740), (3685, 13864), (5896, 8665), (6932, 7370)]