25942784

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 61221888

約数和(自身を除く): 35279104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 467, 496, 868, 896, 934, 992, 1736, 1792, 1868, 1984, 3269, 3472, 3736, 3968, 6538, 6944, 7472, 7936, 13076, 13888, 14477, 14944, 26152, 27776, 28954, 29888, 52304, 55552, 57908, 59776, 101339, 104608, 115816, 119552, 202678, 209216, 231632, 405356, 418432, 463264, 810712, 836864, 926528, 1621424, 1853056, 3242848, 3706112, 6485696, 12971392, 25942784]

約数ペア:

[(1, 25942784), (2, 12971392), (4, 6485696), (7, 3706112), (8, 3242848), (14, 1853056), (16, 1621424), (28, 926528), (31, 836864), (32, 810712), (56, 463264), (62, 418432), (64, 405356), (112, 231632), (124, 209216), (128, 202678), (217, 119552), (224, 115816), (248, 104608), (256, 101339), (434, 59776), (448, 57908), (467, 55552), (496, 52304), (868, 29888), (896, 28954), (934, 27776), (992, 26152), (1736, 14944), (1792, 14477), (1868, 13888), (1984, 13076), (3269, 7936), (3472, 7472), (3736, 6944), (3968, 6538)]