86853970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{1129}}^1$

素因数の和:1307

約数の個数: 48

約数和(自身を含む): 183182040

約数和(自身を除く): 96328070

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 157, 245, 314, 490, 785, 1099, 1129, 1570, 2198, 2258, 5495, 5645, 7693, 7903, 10990, 11290, 15386, 15806, 38465, 39515, 55321, 76930, 79030, 110642, 177253, 276605, 354506, 553210, 886265, 1240771, 1772530, 2481542, 6203855, 8685397, 12407710, 17370794, 43426985, 86853970]

約数ペア:

[(1, 86853970), (2, 43426985), (5, 17370794), (7, 12407710), (10, 8685397), (14, 6203855), (35, 2481542), (49, 1772530), (70, 1240771), (98, 886265), (157, 553210), (245, 354506), (314, 276605), (490, 177253), (785, 110642), (1099, 79030), (1129, 76930), (1570, 55321), (2198, 39515), (2258, 38465), (5495, 15806), (5645, 15386), (7693, 11290), (7903, 10990)]