85307740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{11497}}^1$

素因数の和:11566

約数の個数: 48

約数和(自身を含む): 208619712

約数和(自身を除く): 123311972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 11497, 22994, 45988, 57485, 80479, 114970, 160958, 229940, 321916, 402395, 609341, 804790, 1218682, 1609580, 2437364, 3046705, 4265387, 6093410, 8530774, 12186820, 17061548, 21326935, 42653870, 85307740]

約数ペア:

[(1, 85307740), (2, 42653870), (4, 21326935), (5, 17061548), (7, 12186820), (10, 8530774), (14, 6093410), (20, 4265387), (28, 3046705), (35, 2437364), (53, 1609580), (70, 1218682), (106, 804790), (140, 609341), (212, 402395), (265, 321916), (371, 229940), (530, 160958), (742, 114970), (1060, 80479), (1484, 57485), (1855, 45988), (3710, 22994), (7420, 11497)]