81592416

素因数分解:

$2^5\times 3^2\times {\mathrm{491}}^1\times {\mathrm{577}}^1$

素因数の和:1084

約数の個数: 72

約数和(自身を含む): 232903944

約数和(自身を除く): 151311528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 491, 577, 982, 1154, 1473, 1731, 1964, 2308, 2946, 3462, 3928, 4419, 4616, 5193, 5892, 6924, 7856, 8838, 9232, 10386, 11784, 13848, 15712, 17676, 18464, 20772, 23568, 27696, 35352, 41544, 47136, 55392, 70704, 83088, 141408, 166176, 283307, 566614, 849921, 1133228, 1699842, 2266456, 2549763, 3399684, 4532912, 5099526, 6799368, 9065824, 10199052, 13598736, 20398104, 27197472, 40796208, 81592416]

約数ペア:

[(1, 81592416), (2, 40796208), (3, 27197472), (4, 20398104), (6, 13598736), (8, 10199052), (9, 9065824), (12, 6799368), (16, 5099526), (18, 4532912), (24, 3399684), (32, 2549763), (36, 2266456), (48, 1699842), (72, 1133228), (96, 849921), (144, 566614), (288, 283307), (491, 166176), (577, 141408), (982, 83088), (1154, 70704), (1473, 55392), (1731, 47136), (1964, 41544), (2308, 35352), (2946, 27696), (3462, 23568), (3928, 20772), (4419, 18464), (4616, 17676), (5193, 15712), (5892, 13848), (6924, 11784), (7856, 10386), (8838, 9232)]