26448890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6563}}^1$

素因数の和:6614

約数の個数: 32

約数和(自身を含む): 52932096

約数和(自身を除く): 26483206

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 6563, 13126, 32815, 65630, 85319, 170638, 203453, 406906, 426595, 853190, 1017265, 2034530, 2644889, 5289778, 13224445, 26448890]

約数ペア:

[(1, 26448890), (2, 13224445), (5, 5289778), (10, 2644889), (13, 2034530), (26, 1017265), (31, 853190), (62, 426595), (65, 406906), (130, 203453), (155, 170638), (310, 85319), (403, 65630), (806, 32815), (2015, 13126), (4030, 6563)]