78212296

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{257}}^1\times {\mathrm{349}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 148995000

約数和(自身を除く): 70782704

約数列:

[1, 2, 4, 8, 109, 218, 257, 349, 436, 514, 698, 872, 1028, 1396, 2056, 2792, 28013, 38041, 56026, 76082, 89693, 112052, 152164, 179386, 224104, 304328, 358772, 717544, 9776537, 19553074, 39106148, 78212296]

約数ペア:

[(1, 78212296), (2, 39106148), (4, 19553074), (8, 9776537), (109, 717544), (218, 358772), (257, 304328), (349, 224104), (436, 179386), (514, 152164), (698, 112052), (872, 89693), (1028, 76082), (1396, 56026), (2056, 38041), (2792, 28013)]