25478475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 46604160

約数和(自身を除く): 21125685

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 89, 165, 267, 275, 347, 445, 825, 979, 1041, 1335, 1735, 2225, 2937, 3817, 4895, 5205, 6675, 8675, 11451, 14685, 19085, 24475, 26025, 30883, 57255, 73425, 92649, 95425, 154415, 286275, 339713, 463245, 772075, 1019139, 1698565, 2316225, 5095695, 8492825, 25478475]

約数ペア:

[(1, 25478475), (3, 8492825), (5, 5095695), (11, 2316225), (15, 1698565), (25, 1019139), (33, 772075), (55, 463245), (75, 339713), (89, 286275), (165, 154415), (267, 95425), (275, 92649), (347, 73425), (445, 57255), (825, 30883), (979, 26025), (1041, 24475), (1335, 19085), (1735, 14685), (2225, 11451), (2937, 8675), (3817, 6675), (4895, 5205)]