81646852

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3989}}^1$

素因数の和:4060

約数の個数: 48

約数和(自身を含む): 176964480

約数和(自身を除く): 95317628

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 43, 68, 86, 119, 172, 238, 301, 476, 602, 731, 1204, 1462, 2924, 3989, 5117, 7978, 10234, 15956, 20468, 27923, 55846, 67813, 111692, 135626, 171527, 271252, 343054, 474691, 686108, 949382, 1200689, 1898764, 2401378, 2915959, 4802756, 5831918, 11663836, 20411713, 40823426, 81646852]

約数ペア:

[(1, 81646852), (2, 40823426), (4, 20411713), (7, 11663836), (14, 5831918), (17, 4802756), (28, 2915959), (34, 2401378), (43, 1898764), (68, 1200689), (86, 949382), (119, 686108), (172, 474691), (238, 343054), (301, 271252), (476, 171527), (602, 135626), (731, 111692), (1204, 67813), (1462, 55846), (2924, 27923), (3989, 20468), (5117, 15956), (7978, 10234)]