648015616

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{701}}^1$

素因数の和:897

約数の個数: 72

約数和(自身を含む): 1360273824

約数和(自身を除く): 712258208

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 157, 184, 256, 314, 368, 628, 701, 736, 1256, 1402, 1472, 2512, 2804, 2944, 3611, 5024, 5608, 5888, 7222, 10048, 11216, 14444, 16123, 20096, 22432, 28888, 32246, 40192, 44864, 57776, 64492, 89728, 110057, 115552, 128984, 179456, 220114, 231104, 257968, 440228, 462208, 515936, 880456, 924416, 1031872, 1760912, 2063744, 2531311, 3521824, 4127488, 5062622, 7043648, 10125244, 14087296, 20250488, 28174592, 40500976, 81001952, 162003904, 324007808, 648015616]

約数ペア:

[(1, 648015616), (2, 324007808), (4, 162003904), (8, 81001952), (16, 40500976), (23, 28174592), (32, 20250488), (46, 14087296), (64, 10125244), (92, 7043648), (128, 5062622), (157, 4127488), (184, 3521824), (256, 2531311), (314, 2063744), (368, 1760912), (628, 1031872), (701, 924416), (736, 880456), (1256, 515936), (1402, 462208), (1472, 440228), (2512, 257968), (2804, 231104), (2944, 220114), (3611, 179456), (5024, 128984), (5608, 115552), (5888, 110057), (7222, 89728), (10048, 64492), (11216, 57776), (14444, 44864), (16123, 40192), (20096, 32246), (22432, 28888)]