26225860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 57657600

約数和(自身を除く): 31431740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 103, 116, 145, 206, 290, 412, 439, 515, 580, 878, 1030, 1756, 2060, 2195, 2987, 4390, 5974, 8780, 11948, 12731, 14935, 25462, 29870, 45217, 50924, 59740, 63655, 90434, 127310, 180868, 226085, 254620, 452170, 904340, 1311293, 2622586, 5245172, 6556465, 13112930, 26225860]

約数ペア:

[(1, 26225860), (2, 13112930), (4, 6556465), (5, 5245172), (10, 2622586), (20, 1311293), (29, 904340), (58, 452170), (103, 254620), (116, 226085), (145, 180868), (206, 127310), (290, 90434), (412, 63655), (439, 59740), (515, 50924), (580, 45217), (878, 29870), (1030, 25462), (1756, 14935), (2060, 12731), (2195, 11948), (2987, 8780), (4390, 5974)]