25567906

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 64

約数和(自身を含む): 49996800

約数和(自身を除く): 24428894

約数列:

[1, 2, 7, 13, 14, 26, 47, 49, 61, 91, 94, 98, 122, 182, 329, 343, 427, 611, 637, 658, 686, 793, 854, 1222, 1274, 1586, 2303, 2867, 2989, 4277, 4459, 4606, 5551, 5734, 5978, 8554, 8918, 11102, 16121, 20069, 20923, 29939, 32242, 37271, 38857, 40138, 41846, 59878, 74542, 77714, 140483, 209573, 260897, 271999, 280966, 419146, 521794, 543998, 983381, 1826279, 1966762, 3652558, 12783953, 25567906]

約数ペア:

[(1, 25567906), (2, 12783953), (7, 3652558), (13, 1966762), (14, 1826279), (26, 983381), (47, 543998), (49, 521794), (61, 419146), (91, 280966), (94, 271999), (98, 260897), (122, 209573), (182, 140483), (329, 77714), (343, 74542), (427, 59878), (611, 41846), (637, 40138), (658, 38857), (686, 37271), (793, 32242), (854, 29939), (1222, 20923), (1274, 20069), (1586, 16121), (2303, 11102), (2867, 8918), (2989, 8554), (4277, 5978), (4459, 5734), (4606, 5551)]