81533116

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{353}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 167235264

約数和(自身を除く): 85702148

約数列:

[1, 2, 4, 7, 14, 28, 73, 113, 146, 226, 292, 353, 452, 511, 706, 791, 1022, 1412, 1582, 2044, 2471, 3164, 4942, 8249, 9884, 16498, 25769, 32996, 39889, 51538, 57743, 79778, 103076, 115486, 159556, 180383, 230972, 279223, 360766, 558446, 721532, 1116892, 2911897, 5823794, 11647588, 20383279, 40766558, 81533116]

約数ペア:

[(1, 81533116), (2, 40766558), (4, 20383279), (7, 11647588), (14, 5823794), (28, 2911897), (73, 1116892), (113, 721532), (146, 558446), (226, 360766), (292, 279223), (353, 230972), (452, 180383), (511, 159556), (706, 115486), (791, 103076), (1022, 79778), (1412, 57743), (1582, 51538), (2044, 39889), (2471, 32996), (3164, 25769), (4942, 16498), (8249, 9884)]