43809280

素因数分解:

$2^9\times 5^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:289

約数の個数: 80

約数和(自身を含む): 106678440

約数和(自身を除く): 62869160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 157, 160, 218, 256, 314, 320, 436, 512, 545, 628, 640, 785, 872, 1090, 1256, 1280, 1570, 1744, 2180, 2512, 2560, 3140, 3488, 4360, 5024, 6280, 6976, 8720, 10048, 12560, 13952, 17113, 17440, 20096, 25120, 27904, 34226, 34880, 40192, 50240, 55808, 68452, 69760, 80384, 85565, 100480, 136904, 139520, 171130, 200960, 273808, 279040, 342260, 401920, 547616, 684520, 1095232, 1369040, 2190464, 2738080, 4380928, 5476160, 8761856, 10952320, 21904640, 43809280]

約数ペア:

[(1, 43809280), (2, 21904640), (4, 10952320), (5, 8761856), (8, 5476160), (10, 4380928), (16, 2738080), (20, 2190464), (32, 1369040), (40, 1095232), (64, 684520), (80, 547616), (109, 401920), (128, 342260), (157, 279040), (160, 273808), (218, 200960), (256, 171130), (314, 139520), (320, 136904), (436, 100480), (512, 85565), (545, 80384), (628, 69760), (640, 68452), (785, 55808), (872, 50240), (1090, 40192), (1256, 34880), (1280, 34226), (1570, 27904), (1744, 25120), (2180, 20096), (2512, 17440), (2560, 17113), (3140, 13952), (3488, 12560), (4360, 10048), (5024, 8720), (6280, 6976)]