77827936

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:563

約数の個数: 48

約数和(自身を含む): 158203584

約数和(自身を除く): 80375648

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 163, 172, 326, 344, 347, 652, 688, 694, 1304, 1376, 1388, 2608, 2776, 5216, 5552, 7009, 11104, 14018, 14921, 28036, 29842, 56072, 56561, 59684, 112144, 113122, 119368, 224288, 226244, 238736, 452488, 477472, 904976, 1809952, 2432123, 4864246, 9728492, 19456984, 38913968, 77827936]

約数ペア:

[(1, 77827936), (2, 38913968), (4, 19456984), (8, 9728492), (16, 4864246), (32, 2432123), (43, 1809952), (86, 904976), (163, 477472), (172, 452488), (326, 238736), (344, 226244), (347, 224288), (652, 119368), (688, 113122), (694, 112144), (1304, 59684), (1376, 56561), (1388, 56072), (2608, 29842), (2776, 28036), (5216, 14921), (5552, 14018), (7009, 11104)]