71735840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40759}}^1$

素因数の和:40785

約数の個数: 48

約数和(自身を含む): 184887360

約数和(自身を除く): 113151520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 40759, 81518, 163036, 203795, 326072, 407590, 448349, 652144, 815180, 896698, 1304288, 1630360, 1793396, 2241745, 3260720, 3586792, 4483490, 6521440, 7173584, 8966980, 14347168, 17933960, 35867920, 71735840]

約数ペア:

[(1, 71735840), (2, 35867920), (4, 17933960), (5, 14347168), (8, 8966980), (10, 7173584), (11, 6521440), (16, 4483490), (20, 3586792), (22, 3260720), (32, 2241745), (40, 1793396), (44, 1630360), (55, 1304288), (80, 896698), (88, 815180), (110, 652144), (160, 448349), (176, 407590), (220, 326072), (352, 203795), (440, 163036), (880, 81518), (1760, 40759)]