86789950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{10271}}^1$

素因数の和:10309

約数の個数: 36

約数和(自身を含む): 174819168

約数和(自身を除く): 88029218

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 4225, 8450, 10271, 20542, 51355, 102710, 133523, 256775, 267046, 513550, 667615, 1335230, 1735799, 3338075, 3471598, 6676150, 8678995, 17357990, 43394975, 86789950]

約数ペア:

[(1, 86789950), (2, 43394975), (5, 17357990), (10, 8678995), (13, 6676150), (25, 3471598), (26, 3338075), (50, 1735799), (65, 1335230), (130, 667615), (169, 513550), (325, 267046), (338, 256775), (650, 133523), (845, 102710), (1690, 51355), (4225, 20542), (8450, 10271)]