25226516

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 52254720

約数和(自身を除く): 27028204

約数列:

[1, 2, 4, 7, 14, 28, 53, 89, 106, 178, 191, 212, 356, 371, 382, 623, 742, 764, 1246, 1337, 1484, 2492, 2674, 4717, 5348, 9434, 10123, 16999, 18868, 20246, 33019, 33998, 40492, 66038, 67996, 70861, 118993, 132076, 141722, 237986, 283444, 475972, 900947, 1801894, 3603788, 6306629, 12613258, 25226516]

約数ペア:

[(1, 25226516), (2, 12613258), (4, 6306629), (7, 3603788), (14, 1801894), (28, 900947), (53, 475972), (89, 283444), (106, 237986), (178, 141722), (191, 132076), (212, 118993), (356, 70861), (371, 67996), (382, 66038), (623, 40492), (742, 33998), (764, 33019), (1246, 20246), (1337, 18868), (1484, 16999), (2492, 10123), (2674, 9434), (4717, 5348)]