78868912

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{1103}}^1$

素因数の和:1261

約数の個数: 40

約数和(自身を含む): 158114880

約数和(自身を除く): 79245968

約数列:

[1, 2, 4, 8, 16, 41, 82, 109, 164, 218, 328, 436, 656, 872, 1103, 1744, 2206, 4412, 4469, 8824, 8938, 17648, 17876, 35752, 45223, 71504, 90446, 120227, 180892, 240454, 361784, 480908, 723568, 961816, 1923632, 4929307, 9858614, 19717228, 39434456, 78868912]

約数ペア:

[(1, 78868912), (2, 39434456), (4, 19717228), (8, 9858614), (16, 4929307), (41, 1923632), (82, 961816), (109, 723568), (164, 480908), (218, 361784), (328, 240454), (436, 180892), (656, 120227), (872, 90446), (1103, 71504), (1744, 45223), (2206, 35752), (4412, 17876), (4469, 17648), (8824, 8938)]