80280464

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{929}}^1$

素因数の和:1439

約数の個数: 40

約数和(自身を含む): 170212320

約数和(自身を除く): 89931856

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 491, 929, 982, 1858, 1964, 3716, 3928, 5401, 7432, 7856, 10219, 10802, 14864, 20438, 21604, 40876, 43208, 81752, 86416, 163504, 456139, 912278, 1824556, 3649112, 5017529, 7298224, 10035058, 20070116, 40140232, 80280464]

約数ペア:

[(1, 80280464), (2, 40140232), (4, 20070116), (8, 10035058), (11, 7298224), (16, 5017529), (22, 3649112), (44, 1824556), (88, 912278), (176, 456139), (491, 163504), (929, 86416), (982, 81752), (1858, 43208), (1964, 40876), (3716, 21604), (3928, 20438), (5401, 14864), (7432, 10802), (7856, 10219)]