80412784

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{218513}}^1$

素因数の和:218544

約数の個数: 20

約数和(自身を含む): 162574416

約数和(自身を除く): 82161632

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 218513, 437026, 874052, 1748104, 3496208, 5025799, 10051598, 20103196, 40206392, 80412784]

約数ペア:

[(1, 80412784), (2, 40206392), (4, 20103196), (8, 10051598), (16, 5025799), (23, 3496208), (46, 1748104), (92, 874052), (184, 437026), (368, 218513)]