55717160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{81937}}^1$

素因数の和:81965

約数の個数: 32

約数和(自身を含む): 132739560

約数和(自身を除く): 77022400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 81937, 163874, 327748, 409685, 655496, 819370, 1392929, 1638740, 2785858, 3277480, 5571716, 6964645, 11143432, 13929290, 27858580, 55717160]

約数ペア:

[(1, 55717160), (2, 27858580), (4, 13929290), (5, 11143432), (8, 6964645), (10, 5571716), (17, 3277480), (20, 2785858), (34, 1638740), (40, 1392929), (68, 819370), (85, 655496), (136, 409685), (170, 327748), (340, 163874), (680, 81937)]