49983080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1303}}^1$

素因数の和:1458

約数の個数: 64

約数和(自身を含む): 129565440

約数和(自身を除く): 79582360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 137, 140, 274, 280, 548, 685, 959, 1096, 1303, 1370, 1918, 2606, 2740, 3836, 4795, 5212, 5480, 6515, 7672, 9121, 9590, 10424, 13030, 18242, 19180, 26060, 36484, 38360, 45605, 52120, 72968, 91210, 178511, 182420, 357022, 364840, 714044, 892555, 1249577, 1428088, 1785110, 2499154, 3570220, 4998308, 6247885, 7140440, 9996616, 12495770, 24991540, 49983080]

約数ペア:

[(1, 49983080), (2, 24991540), (4, 12495770), (5, 9996616), (7, 7140440), (8, 6247885), (10, 4998308), (14, 3570220), (20, 2499154), (28, 1785110), (35, 1428088), (40, 1249577), (56, 892555), (70, 714044), (137, 364840), (140, 357022), (274, 182420), (280, 178511), (548, 91210), (685, 72968), (959, 52120), (1096, 45605), (1303, 38360), (1370, 36484), (1918, 26060), (2606, 19180), (2740, 18242), (3836, 13030), (4795, 10424), (5212, 9590), (5480, 9121), (6515, 7672)]