161679040

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7541}}^1$

素因数の和:7625

約数の個数: 56

約数和(自身を含む): 390796272

約数和(自身を除く): 229117232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 536, 670, 1072, 1340, 2144, 2680, 4288, 5360, 7541, 10720, 15082, 21440, 30164, 37705, 60328, 75410, 120656, 150820, 241312, 301640, 482624, 505247, 603280, 1010494, 1206560, 2020988, 2413120, 2526235, 4041976, 5052470, 8083952, 10104940, 16167904, 20209880, 32335808, 40419760, 80839520, 161679040]

約数ペア:

[(1, 161679040), (2, 80839520), (4, 40419760), (5, 32335808), (8, 20209880), (10, 16167904), (16, 10104940), (20, 8083952), (32, 5052470), (40, 4041976), (64, 2526235), (67, 2413120), (80, 2020988), (134, 1206560), (160, 1010494), (268, 603280), (320, 505247), (335, 482624), (536, 301640), (670, 241312), (1072, 150820), (1340, 120656), (2144, 75410), (2680, 60328), (4288, 37705), (5360, 30164), (7541, 21440), (10720, 15082)]