68280016

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{7717}}^1$

素因数の和:7811

約数の個数: 40

約数和(自身を含む): 153125120

約数和(自身を除く): 84845104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 316, 553, 632, 1106, 1264, 2212, 4424, 7717, 8848, 15434, 30868, 54019, 61736, 108038, 123472, 216076, 432152, 609643, 864304, 1219286, 2438572, 4267501, 4877144, 8535002, 9754288, 17070004, 34140008, 68280016]

約数ペア:

[(1, 68280016), (2, 34140008), (4, 17070004), (7, 9754288), (8, 8535002), (14, 4877144), (16, 4267501), (28, 2438572), (56, 1219286), (79, 864304), (112, 609643), (158, 432152), (316, 216076), (553, 123472), (632, 108038), (1106, 61736), (1264, 54019), (2212, 30868), (4424, 15434), (7717, 8848)]