133912280

素因数分解:

$2^3\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{2393}}^1$

素因数の和:3803

約数の個数: 32

約数和(自身を含む): 301644000

約数和(自身を除く): 167731720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1399, 2393, 2798, 4786, 5596, 6995, 9572, 11192, 11965, 13990, 19144, 23930, 27980, 47860, 55960, 95720, 3347807, 6695614, 13391228, 16739035, 26782456, 33478070, 66956140, 133912280]

約数ペア:

[(1, 133912280), (2, 66956140), (4, 33478070), (5, 26782456), (8, 16739035), (10, 13391228), (20, 6695614), (40, 3347807), (1399, 95720), (2393, 55960), (2798, 47860), (4786, 27980), (5596, 23930), (6995, 19144), (9572, 13990), (11192, 11965)]