78607870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{16619}}^1$

素因数の和:16680

約数の個数: 32

約数和(自身を含む): 157956480

約数和(自身を除く): 79348610

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 16619, 33238, 83095, 166190, 182809, 365618, 714617, 914045, 1429234, 1828090, 3573085, 7146170, 7860787, 15721574, 39303935, 78607870]

約数ペア:

[(1, 78607870), (2, 39303935), (5, 15721574), (10, 7860787), (11, 7146170), (22, 3573085), (43, 1828090), (55, 1429234), (86, 914045), (110, 714617), (215, 365618), (430, 182809), (473, 166190), (946, 83095), (2365, 33238), (4730, 16619)]