87655890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5879}}^1$

素因数の和:5967

約数の個数: 64

約数和(自身を含む): 243855360

約数和(自身を除く): 156199470

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 71, 105, 142, 210, 213, 355, 426, 497, 710, 994, 1065, 1491, 2130, 2485, 2982, 4970, 5879, 7455, 11758, 14910, 17637, 29395, 35274, 41153, 58790, 82306, 88185, 123459, 176370, 205765, 246918, 411530, 417409, 617295, 834818, 1234590, 1252227, 2087045, 2504454, 2921863, 4174090, 5843726, 6261135, 8765589, 12522270, 14609315, 17531178, 29218630, 43827945, 87655890]

約数ペア:

[(1, 87655890), (2, 43827945), (3, 29218630), (5, 17531178), (6, 14609315), (7, 12522270), (10, 8765589), (14, 6261135), (15, 5843726), (21, 4174090), (30, 2921863), (35, 2504454), (42, 2087045), (70, 1252227), (71, 1234590), (105, 834818), (142, 617295), (210, 417409), (213, 411530), (355, 246918), (426, 205765), (497, 176370), (710, 123459), (994, 88185), (1065, 82306), (1491, 58790), (2130, 41153), (2485, 35274), (2982, 29395), (4970, 17637), (5879, 14910), (7455, 11758)]