66530960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:376

約数の個数: 80

約数和(自身を含む): 161656320

約数和(自身を除く): 95125360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 139, 155, 193, 248, 278, 310, 386, 496, 556, 620, 695, 772, 965, 1112, 1240, 1390, 1544, 1930, 2224, 2480, 2780, 3088, 3860, 4309, 5560, 5983, 7720, 8618, 11120, 11966, 15440, 17236, 21545, 23932, 26827, 29915, 34472, 43090, 47864, 53654, 59830, 68944, 86180, 95728, 107308, 119660, 134135, 172360, 214616, 239320, 268270, 344720, 429232, 478640, 536540, 831637, 1073080, 1663274, 2146160, 3326548, 4158185, 6653096, 8316370, 13306192, 16632740, 33265480, 66530960]

約数ペア:

[(1, 66530960), (2, 33265480), (4, 16632740), (5, 13306192), (8, 8316370), (10, 6653096), (16, 4158185), (20, 3326548), (31, 2146160), (40, 1663274), (62, 1073080), (80, 831637), (124, 536540), (139, 478640), (155, 429232), (193, 344720), (248, 268270), (278, 239320), (310, 214616), (386, 172360), (496, 134135), (556, 119660), (620, 107308), (695, 95728), (772, 86180), (965, 68944), (1112, 59830), (1240, 53654), (1390, 47864), (1544, 43090), (1930, 34472), (2224, 29915), (2480, 26827), (2780, 23932), (3088, 21545), (3860, 17236), (4309, 15440), (5560, 11966), (5983, 11120), (7720, 8618)]