71905864

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 142992000

約数和(自身を除く): 71086136

約数列:

[1, 2, 4, 8, 31, 47, 62, 94, 124, 188, 199, 248, 376, 398, 796, 961, 1457, 1592, 1922, 2914, 3844, 5828, 6169, 7688, 9353, 11656, 12338, 18706, 24676, 37412, 45167, 49352, 74824, 90334, 180668, 191239, 289943, 361336, 382478, 579886, 764956, 1159772, 1529912, 2319544, 8988233, 17976466, 35952932, 71905864]

約数ペア:

[(1, 71905864), (2, 35952932), (4, 17976466), (8, 8988233), (31, 2319544), (47, 1529912), (62, 1159772), (94, 764956), (124, 579886), (188, 382478), (199, 361336), (248, 289943), (376, 191239), (398, 180668), (796, 90334), (961, 74824), (1457, 49352), (1592, 45167), (1922, 37412), (2914, 24676), (3844, 18706), (5828, 12338), (6169, 11656), (7688, 9353)]