90839980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{967}}^1$

素因数の和:1055

約数の個数: 96

約数和(自身を含む): 241984512

約数和(自身を除く): 151144532

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 61, 70, 77, 110, 122, 140, 154, 220, 244, 305, 308, 385, 427, 610, 671, 770, 854, 967, 1220, 1342, 1540, 1708, 1934, 2135, 2684, 3355, 3868, 4270, 4697, 4835, 6710, 6769, 8540, 9394, 9670, 10637, 13420, 13538, 18788, 19340, 21274, 23485, 27076, 33845, 42548, 46970, 53185, 58987, 67690, 74459, 93940, 106370, 117974, 135380, 148918, 212740, 235948, 294935, 297836, 372295, 412909, 589870, 648857, 744590, 825818, 1179740, 1297714, 1489180, 1651636, 2064545, 2595428, 3244285, 4129090, 4541999, 6488570, 8258180, 9083998, 12977140, 18167996, 22709995, 45419990, 90839980]

約数ペア:

[(1, 90839980), (2, 45419990), (4, 22709995), (5, 18167996), (7, 12977140), (10, 9083998), (11, 8258180), (14, 6488570), (20, 4541999), (22, 4129090), (28, 3244285), (35, 2595428), (44, 2064545), (55, 1651636), (61, 1489180), (70, 1297714), (77, 1179740), (110, 825818), (122, 744590), (140, 648857), (154, 589870), (220, 412909), (244, 372295), (305, 297836), (308, 294935), (385, 235948), (427, 212740), (610, 148918), (671, 135380), (770, 117974), (854, 106370), (967, 93940), (1220, 74459), (1342, 67690), (1540, 58987), (1708, 53185), (1934, 46970), (2135, 42548), (2684, 33845), (3355, 27076), (3868, 23485), (4270, 21274), (4697, 19340), (4835, 18788), (6710, 13538), (6769, 13420), (8540, 10637), (9394, 9670)]