128832128

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 266587200

約数和(自身を除く): 137755072

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 89, 128, 172, 178, 263, 344, 356, 526, 688, 712, 1052, 1376, 1424, 2104, 2752, 2848, 3827, 4208, 5504, 5696, 7654, 8416, 11309, 11392, 15308, 16832, 22618, 23407, 30616, 33664, 45236, 46814, 61232, 90472, 93628, 122464, 180944, 187256, 244928, 361888, 374512, 489856, 723776, 749024, 1006501, 1447552, 1498048, 2013002, 2996096, 4026004, 8052008, 16104016, 32208032, 64416064, 128832128]

約数ペア:

[(1, 128832128), (2, 64416064), (4, 32208032), (8, 16104016), (16, 8052008), (32, 4026004), (43, 2996096), (64, 2013002), (86, 1498048), (89, 1447552), (128, 1006501), (172, 749024), (178, 723776), (263, 489856), (344, 374512), (356, 361888), (526, 244928), (688, 187256), (712, 180944), (1052, 122464), (1376, 93628), (1424, 90472), (2104, 61232), (2752, 46814), (2848, 45236), (3827, 33664), (4208, 30616), (5504, 23407), (5696, 22618), (7654, 16832), (8416, 15308), (11309, 11392)]