90381872

素因数分解:

$2^4\times 7^3\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:455

約数の個数: 80

約数和(自身を含む): 209510400

約数和(自身を除く): 119128528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 49, 56, 86, 98, 112, 172, 196, 301, 343, 344, 383, 392, 602, 686, 688, 766, 784, 1204, 1372, 1532, 2107, 2408, 2681, 2744, 3064, 4214, 4816, 5362, 5488, 6128, 8428, 10724, 14749, 16469, 16856, 18767, 21448, 29498, 32938, 33712, 37534, 42896, 58996, 65876, 75068, 115283, 117992, 131369, 131752, 150136, 230566, 235984, 262738, 263504, 300272, 461132, 525476, 806981, 922264, 1050952, 1613962, 1844528, 2101904, 3227924, 5648867, 6455848, 11297734, 12911696, 22595468, 45190936, 90381872]

約数ペア:

[(1, 90381872), (2, 45190936), (4, 22595468), (7, 12911696), (8, 11297734), (14, 6455848), (16, 5648867), (28, 3227924), (43, 2101904), (49, 1844528), (56, 1613962), (86, 1050952), (98, 922264), (112, 806981), (172, 525476), (196, 461132), (301, 300272), (343, 263504), (344, 262738), (383, 235984), (392, 230566), (602, 150136), (686, 131752), (688, 131369), (766, 117992), (784, 115283), (1204, 75068), (1372, 65876), (1532, 58996), (2107, 42896), (2408, 37534), (2681, 33712), (2744, 32938), (3064, 29498), (4214, 21448), (4816, 18767), (5362, 16856), (5488, 16469), (6128, 14749), (8428, 10724)]