78868856

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{4019}}^1$

素因数の和:4259

約数の個数: 32

約数和(自身を含む): 162086400

約数和(自身を除く): 83217544

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 223, 446, 892, 1784, 2453, 4019, 4906, 8038, 9812, 16076, 19624, 32152, 44209, 88418, 176836, 353672, 896237, 1792474, 3584948, 7169896, 9858607, 19717214, 39434428, 78868856]

約数ペア:

[(1, 78868856), (2, 39434428), (4, 19717214), (8, 9858607), (11, 7169896), (22, 3584948), (44, 1792474), (88, 896237), (223, 353672), (446, 176836), (892, 88418), (1784, 44209), (2453, 32152), (4019, 19624), (4906, 16076), (8038, 9812)]