25340925

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 44282880

約数和(自身を除く): 18941955

約数列:

[1, 3, 5, 15, 25, 29, 61, 75, 87, 145, 183, 191, 305, 435, 573, 725, 915, 955, 1525, 1769, 2175, 2865, 4575, 4775, 5307, 5539, 8845, 11651, 14325, 16617, 26535, 27695, 34953, 44225, 58255, 83085, 132675, 138475, 174765, 291275, 337879, 415425, 873825, 1013637, 1689395, 5068185, 8446975, 25340925]

約数ペア:

[(1, 25340925), (3, 8446975), (5, 5068185), (15, 1689395), (25, 1013637), (29, 873825), (61, 415425), (75, 337879), (87, 291275), (145, 174765), (183, 138475), (191, 132675), (305, 83085), (435, 58255), (573, 44225), (725, 34953), (915, 27695), (955, 26535), (1525, 16617), (1769, 14325), (2175, 11651), (2865, 8845), (4575, 5539), (4775, 5307)]