64675520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2221}}^1$

素因数の和:2258

約数の個数: 112

約数和(自身を含む): 189634368

約数和(自身を除く): 124958848

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 728, 832, 910, 1040, 1120, 1456, 1820, 2080, 2221, 2240, 2912, 3640, 4160, 4442, 5824, 7280, 8884, 11105, 14560, 15547, 17768, 22210, 28873, 29120, 31094, 35536, 44420, 57746, 62188, 71072, 77735, 88840, 115492, 124376, 142144, 144365, 155470, 177680, 202111, 230984, 248752, 288730, 310940, 355360, 404222, 461968, 497504, 577460, 621880, 710720, 808444, 923936, 995008, 1010555, 1154920, 1243760, 1616888, 1847872, 2021110, 2309840, 2487520, 3233776, 4042220, 4619680, 4975040, 6467552, 8084440, 9239360, 12935104, 16168880, 32337760, 64675520]

約数ペア:

[(1, 64675520), (2, 32337760), (4, 16168880), (5, 12935104), (7, 9239360), (8, 8084440), (10, 6467552), (13, 4975040), (14, 4619680), (16, 4042220), (20, 3233776), (26, 2487520), (28, 2309840), (32, 2021110), (35, 1847872), (40, 1616888), (52, 1243760), (56, 1154920), (64, 1010555), (65, 995008), (70, 923936), (80, 808444), (91, 710720), (104, 621880), (112, 577460), (130, 497504), (140, 461968), (160, 404222), (182, 355360), (208, 310940), (224, 288730), (260, 248752), (280, 230984), (320, 202111), (364, 177680), (416, 155470), (448, 144365), (455, 142144), (520, 124376), (560, 115492), (728, 88840), (832, 77735), (910, 71072), (1040, 62188), (1120, 57746), (1456, 44420), (1820, 35536), (2080, 31094), (2221, 29120), (2240, 28873), (2912, 22210), (3640, 17768), (4160, 15547), (4442, 14560), (5824, 11105), (7280, 8884)]