215566925

素因数分解:

$5^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{1093}}^1$

素因数の和:1147

約数の個数: 48

約数和(自身を含む): 325574400

約数和(自身を除く): 110007475

約数列:

[1, 5, 7, 23, 25, 35, 49, 115, 161, 175, 245, 343, 575, 805, 1093, 1127, 1225, 1715, 4025, 5465, 5635, 7651, 7889, 8575, 25139, 27325, 28175, 38255, 39445, 53557, 125695, 175973, 191275, 197225, 267785, 374899, 628475, 879865, 1231811, 1338925, 1874495, 4399325, 6159055, 8622677, 9372475, 30795275, 43113385, 215566925]

約数ペア:

[(1, 215566925), (5, 43113385), (7, 30795275), (23, 9372475), (25, 8622677), (35, 6159055), (49, 4399325), (115, 1874495), (161, 1338925), (175, 1231811), (245, 879865), (343, 628475), (575, 374899), (805, 267785), (1093, 197225), (1127, 191275), (1225, 175973), (1715, 125695), (4025, 53557), (5465, 39445), (5635, 38255), (7651, 28175), (7889, 27325), (8575, 25139)]