25712184736

素因数分解:

$2^5\times 7^2\times {\mathrm{991}}^1\times {\mathrm{16547}}^1$

素因数の和:17562

約数の個数: 72

約数和(自身を含む): 58948477056

約数和(自身を除く): 33236292320

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 991, 1568, 1982, 3964, 6937, 7928, 13874, 15856, 16547, 27748, 31712, 33094, 48559, 55496, 66188, 97118, 110992, 115829, 132376, 194236, 221984, 231658, 264752, 388472, 463316, 529504, 776944, 810803, 926632, 1553888, 1621606, 1853264, 3243212, 3706528, 6486424, 12972848, 16398077, 25945696, 32796154, 65592308, 114786539, 131184616, 229573078, 262369232, 459146156, 524738464, 803505773, 918292312, 1607011546, 1836584624, 3214023092, 3673169248, 6428046184, 12856092368, 25712184736]

約数ペア:

[(1, 25712184736), (2, 12856092368), (4, 6428046184), (7, 3673169248), (8, 3214023092), (14, 1836584624), (16, 1607011546), (28, 918292312), (32, 803505773), (49, 524738464), (56, 459146156), (98, 262369232), (112, 229573078), (196, 131184616), (224, 114786539), (392, 65592308), (784, 32796154), (991, 25945696), (1568, 16398077), (1982, 12972848), (3964, 6486424), (6937, 3706528), (7928, 3243212), (13874, 1853264), (15856, 1621606), (16547, 1553888), (27748, 926632), (31712, 810803), (33094, 776944), (48559, 529504), (55496, 463316), (66188, 388472), (97118, 264752), (110992, 231658), (115829, 221984), (132376, 194236)]