130195480

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{10399}}^1$

素因数の和:10723

約数の個数: 32

約数和(自身を含む): 293904000

約数和(自身を除く): 163708520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2504, 3130, 6260, 10399, 12520, 20798, 41596, 51995, 83192, 103990, 207980, 415960, 3254887, 6509774, 13019548, 16274435, 26039096, 32548870, 65097740, 130195480]

約数ペア:

[(1, 130195480), (2, 65097740), (4, 32548870), (5, 26039096), (8, 16274435), (10, 13019548), (20, 6509774), (40, 3254887), (313, 415960), (626, 207980), (1252, 103990), (1565, 83192), (2504, 51995), (3130, 41596), (6260, 20798), (10399, 12520)]