81542956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 160392960

約数和(自身を除く): 78850004

約数列:

[1, 2, 4, 11, 22, 44, 59, 101, 118, 202, 236, 311, 404, 622, 649, 1111, 1244, 1298, 2222, 2596, 3421, 4444, 5959, 6842, 11918, 13684, 18349, 23836, 31411, 36698, 62822, 65549, 73396, 125644, 131098, 201839, 262196, 345521, 403678, 691042, 807356, 1382084, 1853249, 3706498, 7412996, 20385739, 40771478, 81542956]

約数ペア:

[(1, 81542956), (2, 40771478), (4, 20385739), (11, 7412996), (22, 3706498), (44, 1853249), (59, 1382084), (101, 807356), (118, 691042), (202, 403678), (236, 345521), (311, 262196), (404, 201839), (622, 131098), (649, 125644), (1111, 73396), (1244, 65549), (1298, 62822), (2222, 36698), (2596, 31411), (3421, 23836), (4444, 18349), (5959, 13684), (6842, 11918)]