51272620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{463}}^1$

素因数の和:599

約数の個数: 72

約数和(自身を含む): 126633024

約数和(自身を除く): 75360404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 113, 140, 196, 226, 245, 452, 463, 490, 565, 791, 926, 980, 1130, 1582, 1852, 2260, 2315, 3164, 3241, 3955, 4630, 5537, 6482, 7910, 9260, 11074, 12964, 15820, 16205, 22148, 22687, 27685, 32410, 45374, 52319, 55370, 64820, 90748, 104638, 110740, 113435, 209276, 226870, 261595, 366233, 453740, 523190, 732466, 1046380, 1464932, 1831165, 2563631, 3662330, 5127262, 7324660, 10254524, 12818155, 25636310, 51272620]

約数ペア:

[(1, 51272620), (2, 25636310), (4, 12818155), (5, 10254524), (7, 7324660), (10, 5127262), (14, 3662330), (20, 2563631), (28, 1831165), (35, 1464932), (49, 1046380), (70, 732466), (98, 523190), (113, 453740), (140, 366233), (196, 261595), (226, 226870), (245, 209276), (452, 113435), (463, 110740), (490, 104638), (565, 90748), (791, 64820), (926, 55370), (980, 52319), (1130, 45374), (1582, 32410), (1852, 27685), (2260, 22687), (2315, 22148), (3164, 16205), (3241, 15820), (3955, 12964), (4630, 11074), (5537, 9260), (6482, 7910)]