81950240

素因数分解:

$2^5\times 5^1\times {\mathrm{167}}^1\times {\mathrm{3067}}^1$

素因数の和:3249

約数の個数: 48

約数和(自身を含む): 194830272

約数和(自身を除く): 112880032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 167, 334, 668, 835, 1336, 1670, 2672, 3067, 3340, 5344, 6134, 6680, 12268, 13360, 15335, 24536, 26720, 30670, 49072, 61340, 98144, 122680, 245360, 490720, 512189, 1024378, 2048756, 2560945, 4097512, 5121890, 8195024, 10243780, 16390048, 20487560, 40975120, 81950240]

約数ペア:

[(1, 81950240), (2, 40975120), (4, 20487560), (5, 16390048), (8, 10243780), (10, 8195024), (16, 5121890), (20, 4097512), (32, 2560945), (40, 2048756), (80, 1024378), (160, 512189), (167, 490720), (334, 245360), (668, 122680), (835, 98144), (1336, 61340), (1670, 49072), (2672, 30670), (3067, 26720), (3340, 24536), (5344, 15335), (6134, 13360), (6680, 12268)]