68260864

素因数分解:

$2^{10}\times 7^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:223

約数の個数: 88

約数和(自身を含む): 159174720

約数和(自身を除く): 90913856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 89, 107, 112, 128, 178, 214, 224, 256, 356, 428, 448, 512, 623, 712, 749, 856, 896, 1024, 1246, 1424, 1498, 1712, 1792, 2492, 2848, 2996, 3424, 3584, 4984, 5696, 5992, 6848, 7168, 9523, 9968, 11392, 11984, 13696, 19046, 19936, 22784, 23968, 27392, 38092, 39872, 45568, 47936, 54784, 66661, 76184, 79744, 91136, 95872, 109568, 133322, 152368, 159488, 191744, 266644, 304736, 318976, 383488, 533288, 609472, 637952, 766976, 1066576, 1218944, 2133152, 2437888, 4266304, 4875776, 8532608, 9751552, 17065216, 34130432, 68260864]

約数ペア:

[(1, 68260864), (2, 34130432), (4, 17065216), (7, 9751552), (8, 8532608), (14, 4875776), (16, 4266304), (28, 2437888), (32, 2133152), (56, 1218944), (64, 1066576), (89, 766976), (107, 637952), (112, 609472), (128, 533288), (178, 383488), (214, 318976), (224, 304736), (256, 266644), (356, 191744), (428, 159488), (448, 152368), (512, 133322), (623, 109568), (712, 95872), (749, 91136), (856, 79744), (896, 76184), (1024, 66661), (1246, 54784), (1424, 47936), (1498, 45568), (1712, 39872), (1792, 38092), (2492, 27392), (2848, 23968), (2996, 22784), (3424, 19936), (3584, 19046), (4984, 13696), (5696, 11984), (5992, 11392), (6848, 9968), (7168, 9523)]