8457067840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{65579}}^1$

素因数の和:65640

約数の個数: 112

約数和(自身を含む): 22387438080

約数和(自身を除く): 13930370240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 806, 832, 992, 1040, 1240, 1612, 1984, 2015, 2080, 2480, 3224, 4030, 4160, 4960, 6448, 8060, 9920, 12896, 16120, 25792, 32240, 64480, 65579, 128960, 131158, 262316, 327895, 524632, 655790, 852527, 1049264, 1311580, 1705054, 2032949, 2098528, 2623160, 3410108, 4065898, 4197056, 4262635, 5246320, 6820216, 8131796, 8525270, 10164745, 10492640, 13640432, 16263592, 17050540, 20329490, 20985280, 26428337, 27280864, 32527184, 34101080, 40658980, 52856674, 54561728, 65054368, 68202160, 81317960, 105713348, 130108736, 132141685, 136404320, 162635920, 211426696, 264283370, 272808640, 325271840, 422853392, 528566740, 650543680, 845706784, 1057133480, 1691413568, 2114266960, 4228533920, 8457067840]

約数ペア:

[(1, 8457067840), (2, 4228533920), (4, 2114266960), (5, 1691413568), (8, 1057133480), (10, 845706784), (13, 650543680), (16, 528566740), (20, 422853392), (26, 325271840), (31, 272808640), (32, 264283370), (40, 211426696), (52, 162635920), (62, 136404320), (64, 132141685), (65, 130108736), (80, 105713348), (104, 81317960), (124, 68202160), (130, 65054368), (155, 54561728), (160, 52856674), (208, 40658980), (248, 34101080), (260, 32527184), (310, 27280864), (320, 26428337), (403, 20985280), (416, 20329490), (496, 17050540), (520, 16263592), (620, 13640432), (806, 10492640), (832, 10164745), (992, 8525270), (1040, 8131796), (1240, 6820216), (1612, 5246320), (1984, 4262635), (2015, 4197056), (2080, 4065898), (2480, 3410108), (3224, 2623160), (4030, 2098528), (4160, 2032949), (4960, 1705054), (6448, 1311580), (8060, 1049264), (9920, 852527), (12896, 655790), (16120, 524632), (25792, 327895), (32240, 262316), (64480, 131158), (65579, 128960)]