81227632

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{298631}}^1$

素因数の和:298656

約数の個数: 20

約数和(自身を含む): 166636656

約数和(自身を除く): 85409024

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 298631, 597262, 1194524, 2389048, 4778096, 5076727, 10153454, 20306908, 40613816, 81227632]

約数ペア:

[(1, 81227632), (2, 40613816), (4, 20306908), (8, 10153454), (16, 5076727), (17, 4778096), (34, 2389048), (68, 1194524), (136, 597262), (272, 298631)]