64427776

素因数分解:

$2^8\times 7^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:409

約数の個数: 72

約数和(自身を含む): 148557920

約数和(自身を除く): 84130144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 157, 224, 229, 256, 314, 448, 458, 628, 896, 916, 1099, 1256, 1603, 1792, 1832, 2198, 2512, 3206, 3664, 4396, 5024, 6412, 7328, 8792, 10048, 12824, 14656, 17584, 20096, 25648, 29312, 35168, 35953, 40192, 51296, 58624, 70336, 71906, 102592, 140672, 143812, 205184, 251671, 281344, 287624, 410368, 503342, 575248, 1006684, 1150496, 2013368, 2300992, 4026736, 4601984, 8053472, 9203968, 16106944, 32213888, 64427776]

約数ペア:

[(1, 64427776), (2, 32213888), (4, 16106944), (7, 9203968), (8, 8053472), (14, 4601984), (16, 4026736), (28, 2300992), (32, 2013368), (56, 1150496), (64, 1006684), (112, 575248), (128, 503342), (157, 410368), (224, 287624), (229, 281344), (256, 251671), (314, 205184), (448, 143812), (458, 140672), (628, 102592), (896, 71906), (916, 70336), (1099, 58624), (1256, 51296), (1603, 40192), (1792, 35953), (1832, 35168), (2198, 29312), (2512, 25648), (3206, 20096), (3664, 17584), (4396, 14656), (5024, 12824), (6412, 10048), (7328, 8792)]