81054400

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{7237}}^1$

素因数の和:7266

約数の個数: 84

約数和(自身を含む): 227968048

約数和(自身を除く): 146913648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 320, 350, 400, 448, 560, 700, 800, 1120, 1400, 1600, 2240, 2800, 5600, 7237, 11200, 14474, 28948, 36185, 50659, 57896, 72370, 101318, 115792, 144740, 180925, 202636, 231584, 253295, 289480, 361850, 405272, 463168, 506590, 578960, 723700, 810544, 1013180, 1157920, 1266475, 1447400, 1621088, 2026360, 2315840, 2532950, 2894800, 3242176, 4052720, 5065900, 5789600, 8105440, 10131800, 11579200, 16210880, 20263600, 40527200, 81054400]

約数ペア:

[(1, 81054400), (2, 40527200), (4, 20263600), (5, 16210880), (7, 11579200), (8, 10131800), (10, 8105440), (14, 5789600), (16, 5065900), (20, 4052720), (25, 3242176), (28, 2894800), (32, 2532950), (35, 2315840), (40, 2026360), (50, 1621088), (56, 1447400), (64, 1266475), (70, 1157920), (80, 1013180), (100, 810544), (112, 723700), (140, 578960), (160, 506590), (175, 463168), (200, 405272), (224, 361850), (280, 289480), (320, 253295), (350, 231584), (400, 202636), (448, 180925), (560, 144740), (700, 115792), (800, 101318), (1120, 72370), (1400, 57896), (1600, 50659), (2240, 36185), (2800, 28948), (5600, 14474), (7237, 11200)]