26085880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 61459200

約数和(自身を除く): 35373320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 109, 124, 155, 193, 218, 248, 310, 386, 436, 545, 620, 772, 872, 965, 1090, 1240, 1544, 1930, 2180, 3379, 3860, 4360, 5983, 6758, 7720, 11966, 13516, 16895, 21037, 23932, 27032, 29915, 33790, 42074, 47864, 59830, 67580, 84148, 105185, 119660, 135160, 168296, 210370, 239320, 420740, 652147, 841480, 1304294, 2608588, 3260735, 5217176, 6521470, 13042940, 26085880]

約数ペア:

[(1, 26085880), (2, 13042940), (4, 6521470), (5, 5217176), (8, 3260735), (10, 2608588), (20, 1304294), (31, 841480), (40, 652147), (62, 420740), (109, 239320), (124, 210370), (155, 168296), (193, 135160), (218, 119660), (248, 105185), (310, 84148), (386, 67580), (436, 59830), (545, 47864), (620, 42074), (772, 33790), (872, 29915), (965, 27032), (1090, 23932), (1240, 21037), (1544, 16895), (1930, 13516), (2180, 11966), (3379, 7720), (3860, 6758), (4360, 5983)]