204524680

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{1097}}^1$

素因数の和:1246

約数の個数: 64

約数和(自身を含む): 474336000

約数和(自身を除く): 269811320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 79, 118, 158, 236, 295, 316, 395, 472, 590, 632, 790, 1097, 1180, 1580, 2194, 2360, 3160, 4388, 4661, 5485, 8776, 9322, 10970, 18644, 21940, 23305, 37288, 43880, 46610, 64723, 86663, 93220, 129446, 173326, 186440, 258892, 323615, 346652, 433315, 517784, 647230, 693304, 866630, 1294460, 1733260, 2588920, 3466520, 5113117, 10226234, 20452468, 25565585, 40904936, 51131170, 102262340, 204524680]

約数ペア:

[(1, 204524680), (2, 102262340), (4, 51131170), (5, 40904936), (8, 25565585), (10, 20452468), (20, 10226234), (40, 5113117), (59, 3466520), (79, 2588920), (118, 1733260), (158, 1294460), (236, 866630), (295, 693304), (316, 647230), (395, 517784), (472, 433315), (590, 346652), (632, 323615), (790, 258892), (1097, 186440), (1180, 173326), (1580, 129446), (2194, 93220), (2360, 86663), (3160, 64723), (4388, 46610), (4661, 43880), (5485, 37288), (8776, 23305), (9322, 21940), (10970, 18644)]