178481030

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{28019}}^1$

素因数の和:28053

約数の個数: 48

約数和(自身を含む): 402479280

約数和(自身を除く): 223998250

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 28019, 56038, 140095, 196133, 280190, 364247, 392266, 728494, 980665, 1372931, 1821235, 1961330, 2549729, 2745862, 3642470, 5099458, 6864655, 12748645, 13729310, 17848103, 25497290, 35696206, 89240515, 178481030]

約数ペア:

[(1, 178481030), (2, 89240515), (5, 35696206), (7, 25497290), (10, 17848103), (13, 13729310), (14, 12748645), (26, 6864655), (35, 5099458), (49, 3642470), (65, 2745862), (70, 2549729), (91, 1961330), (98, 1821235), (130, 1372931), (182, 980665), (245, 728494), (455, 392266), (490, 364247), (637, 280190), (910, 196133), (1274, 140095), (3185, 56038), (6370, 28019)]