81538176

素因数分解:

$2^7\times 3^1\times {\mathrm{41}}^1\times {\mathrm{5179}}^1$

素因数の和:5237

約数の個数: 64

約数和(自身を含む): 221911200

約数和(自身を除く): 140373024

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 128, 164, 192, 246, 328, 384, 492, 656, 984, 1312, 1968, 2624, 3936, 5179, 5248, 7872, 10358, 15537, 15744, 20716, 31074, 41432, 62148, 82864, 124296, 165728, 212339, 248592, 331456, 424678, 497184, 637017, 662912, 849356, 994368, 1274034, 1698712, 1988736, 2548068, 3397424, 5096136, 6794848, 10192272, 13589696, 20384544, 27179392, 40769088, 81538176]

約数ペア:

[(1, 81538176), (2, 40769088), (3, 27179392), (4, 20384544), (6, 13589696), (8, 10192272), (12, 6794848), (16, 5096136), (24, 3397424), (32, 2548068), (41, 1988736), (48, 1698712), (64, 1274034), (82, 994368), (96, 849356), (123, 662912), (128, 637017), (164, 497184), (192, 424678), (246, 331456), (328, 248592), (384, 212339), (492, 165728), (656, 124296), (984, 82864), (1312, 62148), (1968, 41432), (2624, 31074), (3936, 20716), (5179, 15744), (5248, 15537), (7872, 10358)]