72705584

素因数分解:

$2^4\times 7^1\times {\mathrm{649157}}^1$

素因数の和:649172

約数の個数: 20

約数和(自身を含む): 160991184

約数和(自身を除く): 88285600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 649157, 1298314, 2596628, 4544099, 5193256, 9088198, 10386512, 18176396, 36352792, 72705584]

約数ペア:

[(1, 72705584), (2, 36352792), (4, 18176396), (7, 10386512), (8, 9088198), (14, 5193256), (16, 4544099), (28, 2596628), (56, 1298314), (112, 649157)]