213760

素因数分解:

$2^8\times 5^1\times {\mathrm{167}}^1$

素因数の和:188

約数の個数: 36

約数和(自身を含む): 515088

約数和(自身を除く): 301328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 167, 256, 320, 334, 640, 668, 835, 1280, 1336, 1670, 2672, 3340, 5344, 6680, 10688, 13360, 21376, 26720, 42752, 53440, 106880, 213760]

約数ペア:

[(1, 213760), (2, 106880), (4, 53440), (5, 42752), (8, 26720), (10, 21376), (16, 13360), (20, 10688), (32, 6680), (40, 5344), (64, 3340), (80, 2672), (128, 1670), (160, 1336), (167, 1280), (256, 835), (320, 668), (334, 640)]