132481880

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{5167}}^1$

素因数の和:5819

約数の個数: 32

約数和(自身を含む): 298607040

約数和(自身を除く): 166125160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 2564, 3205, 5128, 5167, 6410, 10334, 12820, 20668, 25640, 25835, 41336, 51670, 103340, 206680, 3312047, 6624094, 13248188, 16560235, 26496376, 33120470, 66240940, 132481880]

約数ペア:

[(1, 132481880), (2, 66240940), (4, 33120470), (5, 26496376), (8, 16560235), (10, 13248188), (20, 6624094), (40, 3312047), (641, 206680), (1282, 103340), (2564, 51670), (3205, 41336), (5128, 25835), (5167, 25640), (6410, 20668), (10334, 12820)]