64649984

素因数分解:

$2^8\times 7^1\times {\mathrm{43}}^1\times {\mathrm{839}}^1$

素因数の和:905

約数の個数: 72

約数和(自身を含む): 151092480

約数和(自身を除く): 86442496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 64, 86, 112, 128, 172, 224, 256, 301, 344, 448, 602, 688, 839, 896, 1204, 1376, 1678, 1792, 2408, 2752, 3356, 4816, 5504, 5873, 6712, 9632, 11008, 11746, 13424, 19264, 23492, 26848, 36077, 38528, 46984, 53696, 72154, 77056, 93968, 107392, 144308, 187936, 214784, 252539, 288616, 375872, 505078, 577232, 751744, 1010156, 1154464, 1503488, 2020312, 2308928, 4040624, 4617856, 8081248, 9235712, 16162496, 32324992, 64649984]

約数ペア:

[(1, 64649984), (2, 32324992), (4, 16162496), (7, 9235712), (8, 8081248), (14, 4617856), (16, 4040624), (28, 2308928), (32, 2020312), (43, 1503488), (56, 1154464), (64, 1010156), (86, 751744), (112, 577232), (128, 505078), (172, 375872), (224, 288616), (256, 252539), (301, 214784), (344, 187936), (448, 144308), (602, 107392), (688, 93968), (839, 77056), (896, 72154), (1204, 53696), (1376, 46984), (1678, 38528), (1792, 36077), (2408, 26848), (2752, 23492), (3356, 19264), (4816, 13424), (5504, 11746), (5873, 11008), (6712, 9632)]