258324736

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{757}}^1$

素因数の和:847

約数の個数: 72

約数和(自身を含む): 545371904

約数和(自身を除く): 287047168

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 64, 86, 124, 128, 172, 248, 256, 344, 496, 688, 757, 992, 1333, 1376, 1514, 1984, 2666, 2752, 3028, 3968, 5332, 5504, 6056, 7936, 10664, 11008, 12112, 21328, 23467, 24224, 32551, 42656, 46934, 48448, 65102, 85312, 93868, 96896, 130204, 170624, 187736, 193792, 260408, 341248, 375472, 520816, 750944, 1009081, 1041632, 1501888, 2018162, 2083264, 3003776, 4036324, 4166528, 6007552, 8072648, 8333056, 16145296, 32290592, 64581184, 129162368, 258324736]

約数ペア:

[(1, 258324736), (2, 129162368), (4, 64581184), (8, 32290592), (16, 16145296), (31, 8333056), (32, 8072648), (43, 6007552), (62, 4166528), (64, 4036324), (86, 3003776), (124, 2083264), (128, 2018162), (172, 1501888), (248, 1041632), (256, 1009081), (344, 750944), (496, 520816), (688, 375472), (757, 341248), (992, 260408), (1333, 193792), (1376, 187736), (1514, 170624), (1984, 130204), (2666, 96896), (2752, 93868), (3028, 85312), (3968, 65102), (5332, 48448), (5504, 46934), (6056, 42656), (7936, 32551), (10664, 24224), (11008, 23467), (12112, 21328)]