81295390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{6907}}^1$

素因数の和:7032

約数の個数: 32

約数和(自身を含む): 161149824

約数和(自身を除く): 79854434

約数列:

[1, 2, 5, 10, 11, 22, 55, 107, 110, 214, 535, 1070, 1177, 2354, 5885, 6907, 11770, 13814, 34535, 69070, 75977, 151954, 379885, 739049, 759770, 1478098, 3695245, 7390490, 8129539, 16259078, 40647695, 81295390]

約数ペア:

[(1, 81295390), (2, 40647695), (5, 16259078), (10, 8129539), (11, 7390490), (22, 3695245), (55, 1478098), (107, 759770), (110, 739049), (214, 379885), (535, 151954), (1070, 75977), (1177, 69070), (2354, 34535), (5885, 13814), (6907, 11770)]