79952920

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{11969}}^1$

素因数の和:12147

約数の個数: 32

約数和(自身を含む): 180986400

約数和(自身を除く): 101033480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 6680, 11969, 23938, 47876, 59845, 95752, 119690, 239380, 478760, 1998823, 3997646, 7995292, 9994115, 15990584, 19988230, 39976460, 79952920]

約数ペア:

[(1, 79952920), (2, 39976460), (4, 19988230), (5, 15990584), (8, 9994115), (10, 7995292), (20, 3997646), (40, 1998823), (167, 478760), (334, 239380), (668, 119690), (835, 95752), (1336, 59845), (1670, 47876), (3340, 23938), (6680, 11969)]