81324104

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{937}}^1$

素因数の和:1533

約数の個数: 32

約数和(自身を含む): 160960800

約数和(自身を除く): 79636696

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 571, 937, 1142, 1874, 2284, 3748, 4568, 7496, 10849, 17803, 21698, 35606, 43396, 71212, 86792, 142424, 535027, 1070054, 2140108, 4280216, 10165513, 20331026, 40662052, 81324104]

約数ペア:

[(1, 81324104), (2, 40662052), (4, 20331026), (8, 10165513), (19, 4280216), (38, 2140108), (76, 1070054), (152, 535027), (571, 142424), (937, 86792), (1142, 71212), (1874, 43396), (2284, 35606), (3748, 21698), (4568, 17803), (7496, 10849)]