83701520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1091}}^1$

素因数の和:1248

約数の個数: 80

約数和(自身を含む): 224235648

約数和(自身を除く): 140534128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 274, 280, 548, 560, 685, 959, 1091, 1096, 1370, 1918, 2182, 2192, 2740, 3836, 4364, 4795, 5455, 5480, 7637, 7672, 8728, 9590, 10910, 10960, 15274, 15344, 17456, 19180, 21820, 30548, 38185, 38360, 43640, 61096, 76370, 76720, 87280, 122192, 149467, 152740, 298934, 305480, 597868, 610960, 747335, 1046269, 1195736, 1494670, 2092538, 2391472, 2989340, 4185076, 5231345, 5978680, 8370152, 10462690, 11957360, 16740304, 20925380, 41850760, 83701520]

約数ペア:

[(1, 83701520), (2, 41850760), (4, 20925380), (5, 16740304), (7, 11957360), (8, 10462690), (10, 8370152), (14, 5978680), (16, 5231345), (20, 4185076), (28, 2989340), (35, 2391472), (40, 2092538), (56, 1494670), (70, 1195736), (80, 1046269), (112, 747335), (137, 610960), (140, 597868), (274, 305480), (280, 298934), (548, 152740), (560, 149467), (685, 122192), (959, 87280), (1091, 76720), (1096, 76370), (1370, 61096), (1918, 43640), (2182, 38360), (2192, 38185), (2740, 30548), (3836, 21820), (4364, 19180), (4795, 17456), (5455, 15344), (5480, 15274), (7637, 10960), (7672, 10910), (8728, 9590)]