208262495

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1613}}^1$

素因数の和:1680

約数の個数: 48

約数和(自身を含む): 317945088

約数和(自身を除く): 109682593

約数列:

[1, 5, 7, 17, 31, 35, 49, 85, 119, 155, 217, 245, 527, 595, 833, 1085, 1519, 1613, 2635, 3689, 4165, 7595, 8065, 11291, 18445, 25823, 27421, 50003, 56455, 79037, 129115, 137105, 191947, 250015, 350021, 395185, 850051, 959735, 1343629, 1750105, 2450147, 4250255, 5950357, 6718145, 12250735, 29751785, 41652499, 208262495]

約数ペア:

[(1, 208262495), (5, 41652499), (7, 29751785), (17, 12250735), (31, 6718145), (35, 5950357), (49, 4250255), (85, 2450147), (119, 1750105), (155, 1343629), (217, 959735), (245, 850051), (527, 395185), (595, 350021), (833, 250015), (1085, 191947), (1519, 137105), (1613, 129115), (2635, 79037), (3689, 56455), (4165, 50003), (7595, 27421), (8065, 25823), (11291, 18445)]