66742136

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1123}}^1$

素因数の和:1188

約数の個数: 64

約数和(自身を含む): 145670400

約数和(自身を除く): 78928264

約数列:

[1, 2, 4, 8, 17, 19, 23, 34, 38, 46, 68, 76, 92, 136, 152, 184, 323, 391, 437, 646, 782, 874, 1123, 1292, 1564, 1748, 2246, 2584, 3128, 3496, 4492, 7429, 8984, 14858, 19091, 21337, 25829, 29716, 38182, 42674, 51658, 59432, 76364, 85348, 103316, 152728, 170696, 206632, 362729, 439093, 490751, 725458, 878186, 981502, 1450916, 1756372, 1963004, 2901832, 3512744, 3926008, 8342767, 16685534, 33371068, 66742136]

約数ペア:

[(1, 66742136), (2, 33371068), (4, 16685534), (8, 8342767), (17, 3926008), (19, 3512744), (23, 2901832), (34, 1963004), (38, 1756372), (46, 1450916), (68, 981502), (76, 878186), (92, 725458), (136, 490751), (152, 439093), (184, 362729), (323, 206632), (391, 170696), (437, 152728), (646, 103316), (782, 85348), (874, 76364), (1123, 59432), (1292, 51658), (1564, 42674), (1748, 38182), (2246, 29716), (2584, 25829), (3128, 21337), (3496, 19091), (4492, 14858), (7429, 8984)]