85155460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1697}}^1$

素因数の和:1912

約数の個数: 48

約数和(自身を含む): 193694256

約数和(自身を除く): 108538796

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 193, 260, 386, 772, 965, 1697, 1930, 2509, 3394, 3860, 5018, 6788, 8485, 10036, 12545, 16970, 22061, 25090, 33940, 44122, 50180, 88244, 110305, 220610, 327521, 441220, 655042, 1310084, 1637605, 3275210, 4257773, 6550420, 8515546, 17031092, 21288865, 42577730, 85155460]

約数ペア:

[(1, 85155460), (2, 42577730), (4, 21288865), (5, 17031092), (10, 8515546), (13, 6550420), (20, 4257773), (26, 3275210), (52, 1637605), (65, 1310084), (130, 655042), (193, 441220), (260, 327521), (386, 220610), (772, 110305), (965, 88244), (1697, 50180), (1930, 44122), (2509, 33940), (3394, 25090), (3860, 22061), (5018, 16970), (6788, 12545), (8485, 10036)]