81688784

素因数分解:

$2^4\times {\mathrm{761}}^1\times {\mathrm{6709}}^1$

素因数の和:7478

約数の個数: 20

約数和(自身を含む): 158503620

約数和(自身を除く): 76814836

約数列:

[1, 2, 4, 8, 16, 761, 1522, 3044, 6088, 6709, 12176, 13418, 26836, 53672, 107344, 5105549, 10211098, 20422196, 40844392, 81688784]

約数ペア:

[(1, 81688784), (2, 40844392), (4, 20422196), (8, 10211098), (16, 5105549), (761, 107344), (1522, 53672), (3044, 26836), (6088, 13418), (6709, 12176)]