84139520

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1429}}^1$

素因数の和:1475

約数の個数: 80

約数和(自身を含む): 210656160

約数和(自身を除く): 126516640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 640, 736, 920, 1280, 1429, 1472, 1840, 2560, 2858, 2944, 3680, 5716, 5888, 7145, 7360, 11432, 11776, 14290, 14720, 22864, 28580, 29440, 32867, 45728, 57160, 58880, 65734, 91456, 114320, 131468, 164335, 182912, 228640, 262936, 328670, 365824, 457280, 525872, 657340, 731648, 914560, 1051744, 1314680, 1829120, 2103488, 2629360, 3658240, 4206976, 5258720, 8413952, 10517440, 16827904, 21034880, 42069760, 84139520]

約数ペア:

[(1, 84139520), (2, 42069760), (4, 21034880), (5, 16827904), (8, 10517440), (10, 8413952), (16, 5258720), (20, 4206976), (23, 3658240), (32, 2629360), (40, 2103488), (46, 1829120), (64, 1314680), (80, 1051744), (92, 914560), (115, 731648), (128, 657340), (160, 525872), (184, 457280), (230, 365824), (256, 328670), (320, 262936), (368, 228640), (460, 182912), (512, 164335), (640, 131468), (736, 114320), (920, 91456), (1280, 65734), (1429, 58880), (1472, 57160), (1840, 45728), (2560, 32867), (2858, 29440), (2944, 28580), (3680, 22864), (5716, 14720), (5888, 14290), (7145, 11776), (7360, 11432)]