1256818585

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 1817468928

約数和(自身を除く): 560650343

約数列:

[1, 5, 11, 17, 31, 55, 85, 131, 155, 187, 331, 341, 527, 655, 935, 1441, 1655, 1705, 2227, 2635, 3641, 4061, 5627, 5797, 7205, 10261, 11135, 18205, 20305, 24497, 28135, 28985, 43361, 44671, 51305, 61897, 69037, 112871, 122485, 174437, 216805, 223355, 309485, 345185, 476971, 564355, 737137, 759407, 872185, 1344191, 1918807, 2384855, 3685685, 3797035, 6720955, 8108507, 9594035, 14786101, 22851247, 40542535, 73930505, 114256235, 251363717, 1256818585]

約数ペア:

[(1, 1256818585), (5, 251363717), (11, 114256235), (17, 73930505), (31, 40542535), (55, 22851247), (85, 14786101), (131, 9594035), (155, 8108507), (187, 6720955), (331, 3797035), (341, 3685685), (527, 2384855), (655, 1918807), (935, 1344191), (1441, 872185), (1655, 759407), (1705, 737137), (2227, 564355), (2635, 476971), (3641, 345185), (4061, 309485), (5627, 223355), (5797, 216805), (7205, 174437), (10261, 122485), (11135, 112871), (18205, 69037), (20305, 61897), (24497, 51305), (28135, 44671), (28985, 43361)]