40525264

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 90744192

約数和(自身を除く): 50218928

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 43, 46, 52, 86, 92, 104, 172, 184, 197, 208, 299, 344, 368, 394, 559, 598, 688, 788, 989, 1118, 1196, 1576, 1978, 2236, 2392, 2561, 3152, 3956, 4472, 4531, 4784, 5122, 7912, 8471, 8944, 9062, 10244, 12857, 15824, 16942, 18124, 20488, 25714, 33884, 36248, 40976, 51428, 58903, 67768, 72496, 102856, 110123, 117806, 135536, 194833, 205712, 220246, 235612, 389666, 440492, 471224, 779332, 880984, 942448, 1558664, 1761968, 2532829, 3117328, 5065658, 10131316, 20262632, 40525264]

約数ペア:

[(1, 40525264), (2, 20262632), (4, 10131316), (8, 5065658), (13, 3117328), (16, 2532829), (23, 1761968), (26, 1558664), (43, 942448), (46, 880984), (52, 779332), (86, 471224), (92, 440492), (104, 389666), (172, 235612), (184, 220246), (197, 205712), (208, 194833), (299, 135536), (344, 117806), (368, 110123), (394, 102856), (559, 72496), (598, 67768), (688, 58903), (788, 51428), (989, 40976), (1118, 36248), (1196, 33884), (1576, 25714), (1978, 20488), (2236, 18124), (2392, 16942), (2561, 15824), (3152, 12857), (3956, 10244), (4472, 9062), (4531, 8944), (4784, 8471), (5122, 7912)]