78487912

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{10889}}^1$

素因数の和:10965

約数の個数: 32

約数和(自身を含む): 158776200

約数和(自身を除く): 80288288

約数列:

[1, 2, 4, 8, 17, 34, 53, 68, 106, 136, 212, 424, 901, 1802, 3604, 7208, 10889, 21778, 43556, 87112, 185113, 370226, 577117, 740452, 1154234, 1480904, 2308468, 4616936, 9810989, 19621978, 39243956, 78487912]

約数ペア:

[(1, 78487912), (2, 39243956), (4, 19621978), (8, 9810989), (17, 4616936), (34, 2308468), (53, 1480904), (68, 1154234), (106, 740452), (136, 577117), (212, 370226), (424, 185113), (901, 87112), (1802, 43556), (3604, 21778), (7208, 10889)]