81446255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1321}}^1$

素因数の和:1415

約数の個数: 32

約数和(自身を含む): 114220800

約数和(自身を除く): 32774545

約数列:

[1, 5, 11, 19, 55, 59, 95, 209, 295, 649, 1045, 1121, 1321, 3245, 5605, 6605, 12331, 14531, 25099, 61655, 72655, 77939, 125495, 276089, 389695, 857329, 1380445, 1480841, 4286645, 7404205, 16289251, 81446255]

約数ペア:

[(1, 81446255), (5, 16289251), (11, 7404205), (19, 4286645), (55, 1480841), (59, 1380445), (95, 857329), (209, 389695), (295, 276089), (649, 125495), (1045, 77939), (1121, 72655), (1321, 61655), (3245, 25099), (5605, 14531), (6605, 12331)]