64528672

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{857}}^1$

素因数の和:1061

約数の個数: 48

約数和(自身を含む): 137729592

約数和(自身を除く): 73200920

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 181, 208, 362, 416, 724, 857, 1448, 1714, 2353, 2896, 3428, 4706, 5792, 6856, 9412, 11141, 13712, 18824, 22282, 27424, 37648, 44564, 75296, 89128, 155117, 178256, 310234, 356512, 620468, 1240936, 2016521, 2481872, 4033042, 4963744, 8066084, 16132168, 32264336, 64528672]

約数ペア:

[(1, 64528672), (2, 32264336), (4, 16132168), (8, 8066084), (13, 4963744), (16, 4033042), (26, 2481872), (32, 2016521), (52, 1240936), (104, 620468), (181, 356512), (208, 310234), (362, 178256), (416, 155117), (724, 89128), (857, 75296), (1448, 44564), (1714, 37648), (2353, 27424), (2896, 22282), (3428, 18824), (4706, 13712), (5792, 11141), (6856, 9412)]