57668780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1619}}^1$

素因数の和:1778

約数の個数: 48

約数和(自身を含む): 131453280

約数和(自身を除く): 73784500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 260, 274, 548, 685, 1370, 1619, 1781, 2740, 3238, 3562, 6476, 7124, 8095, 8905, 16190, 17810, 21047, 32380, 35620, 42094, 84188, 105235, 210470, 221803, 420940, 443606, 887212, 1109015, 2218030, 2883439, 4436060, 5766878, 11533756, 14417195, 28834390, 57668780]

約数ペア:

[(1, 57668780), (2, 28834390), (4, 14417195), (5, 11533756), (10, 5766878), (13, 4436060), (20, 2883439), (26, 2218030), (52, 1109015), (65, 887212), (130, 443606), (137, 420940), (260, 221803), (274, 210470), (548, 105235), (685, 84188), (1370, 42094), (1619, 35620), (1781, 32380), (2740, 21047), (3238, 17810), (3562, 16190), (6476, 8905), (7124, 8095)]