68769136

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{104831}}^1$

素因数の和:104880

約数の個数: 20

約数和(自身を含む): 136491264

約数和(自身を除く): 67722128

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 104831, 209662, 419324, 838648, 1677296, 4298071, 8596142, 17192284, 34384568, 68769136]

約数ペア:

[(1, 68769136), (2, 34384568), (4, 17192284), (8, 8596142), (16, 4298071), (41, 1677296), (82, 838648), (164, 419324), (328, 209662), (656, 104831)]