87788140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{7529}}^1$

素因数の和:7602

約数の個数: 48

約数和(自身を含む): 204936480

約数和(自身を除く): 117148340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 2332, 2915, 5830, 7529, 11660, 15058, 30116, 37645, 75290, 82819, 150580, 165638, 331276, 399037, 414095, 798074, 828190, 1596148, 1656380, 1995185, 3990370, 4389407, 7980740, 8778814, 17557628, 21947035, 43894070, 87788140]

約数ペア:

[(1, 87788140), (2, 43894070), (4, 21947035), (5, 17557628), (10, 8778814), (11, 7980740), (20, 4389407), (22, 3990370), (44, 1995185), (53, 1656380), (55, 1596148), (106, 828190), (110, 798074), (212, 414095), (220, 399037), (265, 331276), (530, 165638), (583, 150580), (1060, 82819), (1166, 75290), (2332, 37645), (2915, 30116), (5830, 15058), (7529, 11660)]