80205213

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 128318400

約数和(自身を除く): 48113187

約数列:

[1, 3, 11, 19, 29, 33, 57, 87, 121, 209, 319, 363, 401, 551, 627, 957, 1203, 1653, 2299, 3509, 4411, 6061, 6897, 7619, 10527, 11629, 13233, 18183, 22857, 34887, 48521, 66671, 83809, 127919, 145563, 200013, 220951, 251427, 383757, 662853, 921899, 1407109, 2430461, 2765697, 4221327, 7291383, 26735071, 80205213]

約数ペア:

[(1, 80205213), (3, 26735071), (11, 7291383), (19, 4221327), (29, 2765697), (33, 2430461), (57, 1407109), (87, 921899), (121, 662853), (209, 383757), (319, 251427), (363, 220951), (401, 200013), (551, 145563), (627, 127919), (957, 83809), (1203, 66671), (1653, 48521), (2299, 34887), (3509, 22857), (4411, 18183), (6061, 13233), (6897, 11629), (7619, 10527)]