39997250

素因数分解:

$2^1\times 5^3\times {\mathrm{139}}^1\times {\mathrm{1151}}^1$

素因数の和:1307

約数の個数: 32

約数和(自身を含む): 75479040

約数和(自身を除く): 35481790

約数列:

[1, 2, 5, 10, 25, 50, 125, 139, 250, 278, 695, 1151, 1390, 2302, 3475, 5755, 6950, 11510, 17375, 28775, 34750, 57550, 143875, 159989, 287750, 319978, 799945, 1599890, 3999725, 7999450, 19998625, 39997250]

約数ペア:

[(1, 39997250), (2, 19998625), (5, 7999450), (10, 3999725), (25, 1599890), (50, 799945), (125, 319978), (139, 287750), (250, 159989), (278, 143875), (695, 57550), (1151, 34750), (1390, 28775), (2302, 17375), (3475, 11510), (5755, 6950)]