203894975

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{4159}}^1$

素因数の和:4259

約数の個数: 24

約数和(自身を含む): 264625920

約数和(自身を除く): 60730945

約数列:

[1, 5, 25, 37, 53, 185, 265, 925, 1325, 1961, 4159, 9805, 20795, 49025, 103975, 153883, 220427, 769415, 1102135, 3847075, 5510675, 8155799, 40778995, 203894975]

約数ペア:

[(1, 203894975), (5, 40778995), (25, 8155799), (37, 5510675), (53, 3847075), (185, 1102135), (265, 769415), (925, 220427), (1325, 153883), (1961, 103975), (4159, 49025), (9805, 20795)]