66158768

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:646

約数の個数: 60

約数和(自身を含む): 142278840

約数和(自身を除く): 76120072

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 169, 172, 208, 338, 344, 559, 569, 676, 688, 1118, 1138, 1352, 2236, 2276, 2704, 4472, 4552, 7267, 7397, 8944, 9104, 14534, 14794, 24467, 29068, 29588, 48934, 58136, 59176, 96161, 97868, 116272, 118352, 192322, 195736, 318071, 384644, 391472, 636142, 769288, 1272284, 1538576, 2544568, 4134923, 5089136, 8269846, 16539692, 33079384, 66158768]

約数ペア:

[(1, 66158768), (2, 33079384), (4, 16539692), (8, 8269846), (13, 5089136), (16, 4134923), (26, 2544568), (43, 1538576), (52, 1272284), (86, 769288), (104, 636142), (169, 391472), (172, 384644), (208, 318071), (338, 195736), (344, 192322), (559, 118352), (569, 116272), (676, 97868), (688, 96161), (1118, 59176), (1138, 58136), (1352, 48934), (2236, 29588), (2276, 29068), (2704, 24467), (4472, 14794), (4552, 14534), (7267, 9104), (7397, 8944)]