80849804

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:295

約数の個数: 72

約数和(自身を含む): 172540368

約数和(自身を除く): 91690564

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 53, 86, 98, 106, 172, 181, 196, 212, 301, 362, 371, 602, 724, 742, 1204, 1267, 1484, 2107, 2279, 2534, 2597, 4214, 4558, 5068, 5194, 7783, 8428, 8869, 9116, 9593, 10388, 15566, 15953, 17738, 19186, 31132, 31906, 35476, 38372, 54481, 63812, 67151, 108962, 111671, 134302, 217924, 223342, 268604, 381367, 412499, 446684, 470057, 762734, 824998, 940114, 1525468, 1649996, 1880228, 2887493, 5774986, 11549972, 20212451, 40424902, 80849804]

約数ペア:

[(1, 80849804), (2, 40424902), (4, 20212451), (7, 11549972), (14, 5774986), (28, 2887493), (43, 1880228), (49, 1649996), (53, 1525468), (86, 940114), (98, 824998), (106, 762734), (172, 470057), (181, 446684), (196, 412499), (212, 381367), (301, 268604), (362, 223342), (371, 217924), (602, 134302), (724, 111671), (742, 108962), (1204, 67151), (1267, 63812), (1484, 54481), (2107, 38372), (2279, 35476), (2534, 31906), (2597, 31132), (4214, 19186), (4558, 17738), (5068, 15953), (5194, 15566), (7783, 10388), (8428, 9593), (8869, 9116)]