82917760

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:216

約数の個数: 128

約数和(自身を含む): 213269760

約数和(自身を除く): 130352000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 43, 46, 64, 80, 86, 92, 115, 128, 131, 160, 172, 184, 215, 230, 262, 320, 344, 368, 430, 460, 524, 640, 655, 688, 736, 860, 920, 989, 1048, 1310, 1376, 1472, 1720, 1840, 1978, 2096, 2620, 2752, 2944, 3013, 3440, 3680, 3956, 4192, 4945, 5240, 5504, 5633, 6026, 6880, 7360, 7912, 8384, 9890, 10480, 11266, 12052, 13760, 14720, 15065, 15824, 16768, 19780, 20960, 22532, 24104, 27520, 28165, 30130, 31648, 39560, 41920, 45064, 48208, 56330, 60260, 63296, 79120, 83840, 90128, 96416, 112660, 120520, 126592, 129559, 158240, 180256, 192832, 225320, 241040, 259118, 316480, 360512, 385664, 450640, 482080, 518236, 632960, 647795, 721024, 901280, 964160, 1036472, 1295590, 1802560, 1928320, 2072944, 2591180, 3605120, 4145888, 5182360, 8291776, 10364720, 16583552, 20729440, 41458880, 82917760]

約数ペア:

[(1, 82917760), (2, 41458880), (4, 20729440), (5, 16583552), (8, 10364720), (10, 8291776), (16, 5182360), (20, 4145888), (23, 3605120), (32, 2591180), (40, 2072944), (43, 1928320), (46, 1802560), (64, 1295590), (80, 1036472), (86, 964160), (92, 901280), (115, 721024), (128, 647795), (131, 632960), (160, 518236), (172, 482080), (184, 450640), (215, 385664), (230, 360512), (262, 316480), (320, 259118), (344, 241040), (368, 225320), (430, 192832), (460, 180256), (524, 158240), (640, 129559), (655, 126592), (688, 120520), (736, 112660), (860, 96416), (920, 90128), (989, 83840), (1048, 79120), (1310, 63296), (1376, 60260), (1472, 56330), (1720, 48208), (1840, 45064), (1978, 41920), (2096, 39560), (2620, 31648), (2752, 30130), (2944, 28165), (3013, 27520), (3440, 24104), (3680, 22532), (3956, 20960), (4192, 19780), (4945, 16768), (5240, 15824), (5504, 15065), (5633, 14720), (6026, 13760), (6880, 12052), (7360, 11266), (7912, 10480), (8384, 9890)]