80778544

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{379}}^1$

素因数の和:578

約数の個数: 80

約数和(自身を含む): 196773120

約数和(自身を除く): 115994576

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 173, 176, 308, 346, 379, 616, 692, 758, 1211, 1232, 1384, 1516, 1903, 2422, 2653, 2768, 3032, 3806, 4169, 4844, 5306, 6064, 7612, 8338, 9688, 10612, 13321, 15224, 16676, 19376, 21224, 26642, 29183, 30448, 33352, 42448, 53284, 58366, 65567, 66704, 106568, 116732, 131134, 213136, 233464, 262268, 458969, 466928, 524536, 721237, 917938, 1049072, 1442474, 1835876, 2884948, 3671752, 5048659, 5769896, 7343504, 10097318, 11539792, 20194636, 40389272, 80778544]

約数ペア:

[(1, 80778544), (2, 40389272), (4, 20194636), (7, 11539792), (8, 10097318), (11, 7343504), (14, 5769896), (16, 5048659), (22, 3671752), (28, 2884948), (44, 1835876), (56, 1442474), (77, 1049072), (88, 917938), (112, 721237), (154, 524536), (173, 466928), (176, 458969), (308, 262268), (346, 233464), (379, 213136), (616, 131134), (692, 116732), (758, 106568), (1211, 66704), (1232, 65567), (1384, 58366), (1516, 53284), (1903, 42448), (2422, 33352), (2653, 30448), (2768, 29183), (3032, 26642), (3806, 21224), (4169, 19376), (4844, 16676), (5306, 15224), (6064, 13321), (7612, 10612), (8338, 9688)]