161435008

素因数分解:

$2^7\times 7^3\times {\mathrm{3677}}^1$

素因数の和:3712

約数の個数: 64

約数和(自身を含む): 375156000

約数和(自身を除く): 213720992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 343, 392, 448, 686, 784, 896, 1372, 1568, 2744, 3136, 3677, 5488, 6272, 7354, 10976, 14708, 21952, 25739, 29416, 43904, 51478, 58832, 102956, 117664, 180173, 205912, 235328, 360346, 411824, 470656, 720692, 823648, 1261211, 1441384, 1647296, 2522422, 2882768, 3294592, 5044844, 5765536, 10089688, 11531072, 20179376, 23062144, 40358752, 80717504, 161435008]

約数ペア:

[(1, 161435008), (2, 80717504), (4, 40358752), (7, 23062144), (8, 20179376), (14, 11531072), (16, 10089688), (28, 5765536), (32, 5044844), (49, 3294592), (56, 2882768), (64, 2522422), (98, 1647296), (112, 1441384), (128, 1261211), (196, 823648), (224, 720692), (343, 470656), (392, 411824), (448, 360346), (686, 235328), (784, 205912), (896, 180173), (1372, 117664), (1568, 102956), (2744, 58832), (3136, 51478), (3677, 43904), (5488, 29416), (6272, 25739), (7354, 21952), (10976, 14708)]