82101760

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2467}}^1$

素因数の和:2503

約数の個数: 80

約数和(自身を含む): 212080176

約数和(自身を除く): 129978416

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1280, 1664, 2080, 2467, 2560, 3328, 4160, 4934, 6656, 8320, 9868, 12335, 16640, 19736, 24670, 32071, 33280, 39472, 49340, 64142, 78944, 98680, 128284, 157888, 160355, 197360, 256568, 315776, 320710, 394720, 513136, 631552, 641420, 789440, 1026272, 1263104, 1282840, 1578880, 2052544, 2565680, 3157760, 4105088, 5131360, 6315520, 8210176, 10262720, 16420352, 20525440, 41050880, 82101760]

約数ペア:

[(1, 82101760), (2, 41050880), (4, 20525440), (5, 16420352), (8, 10262720), (10, 8210176), (13, 6315520), (16, 5131360), (20, 4105088), (26, 3157760), (32, 2565680), (40, 2052544), (52, 1578880), (64, 1282840), (65, 1263104), (80, 1026272), (104, 789440), (128, 641420), (130, 631552), (160, 513136), (208, 394720), (256, 320710), (260, 315776), (320, 256568), (416, 197360), (512, 160355), (520, 157888), (640, 128284), (832, 98680), (1040, 78944), (1280, 64142), (1664, 49340), (2080, 39472), (2467, 33280), (2560, 32071), (3328, 24670), (4160, 19736), (4934, 16640), (6656, 12335), (8320, 9868)]