71828416

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{397}}^1$

素因数の和:677

約数の個数: 56

約数和(自身を含む): 156490416

約数和(自身を除く): 84662000

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 257, 352, 397, 514, 704, 794, 1028, 1588, 2056, 2827, 3176, 4112, 4367, 5654, 6352, 8224, 8734, 11308, 12704, 16448, 17468, 22616, 25408, 34936, 45232, 69872, 90464, 102029, 139744, 180928, 204058, 279488, 408116, 816232, 1122319, 1632464, 2244638, 3264928, 4489276, 6529856, 8978552, 17957104, 35914208, 71828416]

約数ペア:

[(1, 71828416), (2, 35914208), (4, 17957104), (8, 8978552), (11, 6529856), (16, 4489276), (22, 3264928), (32, 2244638), (44, 1632464), (64, 1122319), (88, 816232), (176, 408116), (257, 279488), (352, 204058), (397, 180928), (514, 139744), (704, 102029), (794, 90464), (1028, 69872), (1588, 45232), (2056, 34936), (2827, 25408), (3176, 22616), (4112, 17468), (4367, 16448), (5654, 12704), (6352, 11308), (8224, 8734)]