161005040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2687}}^1$

素因数の和:2814

約数の個数: 80

約数和(自身を含む): 431972352

約数和(自身を除く): 270967312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 107, 112, 140, 214, 280, 428, 535, 560, 749, 856, 1070, 1498, 1712, 2140, 2687, 2996, 3745, 4280, 5374, 5992, 7490, 8560, 10748, 11984, 13435, 14980, 18809, 21496, 26870, 29960, 37618, 42992, 53740, 59920, 75236, 94045, 107480, 150472, 188090, 214960, 287509, 300944, 376180, 575018, 752360, 1150036, 1437545, 1504720, 2012563, 2300072, 2875090, 4025126, 4600144, 5750180, 8050252, 10062815, 11500360, 16100504, 20125630, 23000720, 32201008, 40251260, 80502520, 161005040]

約数ペア:

[(1, 161005040), (2, 80502520), (4, 40251260), (5, 32201008), (7, 23000720), (8, 20125630), (10, 16100504), (14, 11500360), (16, 10062815), (20, 8050252), (28, 5750180), (35, 4600144), (40, 4025126), (56, 2875090), (70, 2300072), (80, 2012563), (107, 1504720), (112, 1437545), (140, 1150036), (214, 752360), (280, 575018), (428, 376180), (535, 300944), (560, 287509), (749, 214960), (856, 188090), (1070, 150472), (1498, 107480), (1712, 94045), (2140, 75236), (2687, 59920), (2996, 53740), (3745, 42992), (4280, 37618), (5374, 29960), (5992, 26870), (7490, 21496), (8560, 18809), (10748, 14980), (11984, 13435)]