81532688

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{883}}^1$

素因数の和:1119

約数の個数: 40

約数和(自身を含む): 164424000

約数和(自身を除く): 82891312

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 199, 232, 398, 464, 796, 883, 1592, 1766, 3184, 3532, 5771, 7064, 11542, 14128, 23084, 25607, 46168, 51214, 92336, 102428, 175717, 204856, 351434, 409712, 702868, 1405736, 2811472, 5095793, 10191586, 20383172, 40766344, 81532688]

約数ペア:

[(1, 81532688), (2, 40766344), (4, 20383172), (8, 10191586), (16, 5095793), (29, 2811472), (58, 1405736), (116, 702868), (199, 409712), (232, 351434), (398, 204856), (464, 175717), (796, 102428), (883, 92336), (1592, 51214), (1766, 46168), (3184, 25607), (3532, 23084), (5771, 14128), (7064, 11542)]