161813808

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{28813}}^1$

素因数の和:28843

約数の個数: 80

約数和(自身を含む): 500211040

約数和(自身を除く): 338397232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 5616, 28813, 57626, 86439, 115252, 172878, 230504, 259317, 345756, 374569, 461008, 518634, 691512, 749138, 777951, 1037268, 1123707, 1383024, 1498276, 1555902, 2074536, 2247414, 2996552, 3111804, 3371121, 4149072, 4494828, 5993104, 6223608, 6742242, 8989656, 10113363, 12447216, 13484484, 17979312, 20226726, 26968968, 40453452, 53937936, 80906904, 161813808]

約数ペア:

[(1, 161813808), (2, 80906904), (3, 53937936), (4, 40453452), (6, 26968968), (8, 20226726), (9, 17979312), (12, 13484484), (13, 12447216), (16, 10113363), (18, 8989656), (24, 6742242), (26, 6223608), (27, 5993104), (36, 4494828), (39, 4149072), (48, 3371121), (52, 3111804), (54, 2996552), (72, 2247414), (78, 2074536), (104, 1555902), (108, 1498276), (117, 1383024), (144, 1123707), (156, 1037268), (208, 777951), (216, 749138), (234, 691512), (312, 518634), (351, 461008), (432, 374569), (468, 345756), (624, 259317), (702, 230504), (936, 172878), (1404, 115252), (1872, 86439), (2808, 57626), (5616, 28813)]