128525180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{6701}}^1$

素因数の和:6854

約数の個数: 48

約数和(自身を含む): 310758336

約数和(自身を除く): 182233156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1918, 2740, 3836, 4795, 6701, 9590, 13402, 19180, 26804, 33505, 46907, 67010, 93814, 134020, 187628, 234535, 469070, 918037, 938140, 1836074, 3672148, 4590185, 6426259, 9180370, 12852518, 18360740, 25705036, 32131295, 64262590, 128525180]

約数ペア:

[(1, 128525180), (2, 64262590), (4, 32131295), (5, 25705036), (7, 18360740), (10, 12852518), (14, 9180370), (20, 6426259), (28, 4590185), (35, 3672148), (70, 1836074), (137, 938140), (140, 918037), (274, 469070), (548, 234535), (685, 187628), (959, 134020), (1370, 93814), (1918, 67010), (2740, 46907), (3836, 33505), (4795, 26804), (6701, 19180), (9590, 13402)]