261759741415

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1\times {\mathrm{571}}^1\times {\mathrm{3517}}^1$

素因数の和:4423

約数の個数: 32

約数和(自身を含む): 318747686400

約数和(自身を除く): 56987944985

約数列:

[1, 5, 131, 199, 571, 655, 995, 2855, 3517, 17585, 26069, 74801, 113629, 130345, 374005, 460727, 568145, 699883, 2008207, 2303635, 3499415, 10041035, 14885399, 74426995, 91684673, 263075117, 399633193, 458423365, 1315375585, 1998165965, 52351948283, 261759741415]

約数ペア:

[(1, 261759741415), (5, 52351948283), (131, 1998165965), (199, 1315375585), (571, 458423365), (655, 399633193), (995, 263075117), (2855, 91684673), (3517, 74426995), (17585, 14885399), (26069, 10041035), (74801, 3499415), (113629, 2303635), (130345, 2008207), (374005, 699883), (460727, 568145)]