25148775

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 44282880

約数和(自身を除く): 19134105

約数列:

[1, 3, 5, 15, 23, 25, 61, 69, 75, 115, 183, 239, 305, 345, 575, 717, 915, 1195, 1403, 1525, 1725, 3585, 4209, 4575, 5497, 5975, 7015, 14579, 16491, 17925, 21045, 27485, 35075, 43737, 72895, 82455, 105225, 137425, 218685, 335317, 364475, 412275, 1005951, 1093425, 1676585, 5029755, 8382925, 25148775]

約数ペア:

[(1, 25148775), (3, 8382925), (5, 5029755), (15, 1676585), (23, 1093425), (25, 1005951), (61, 412275), (69, 364475), (75, 335317), (115, 218685), (183, 137425), (239, 105225), (305, 82455), (345, 72895), (575, 43737), (717, 35075), (915, 27485), (1195, 21045), (1403, 17925), (1525, 16491), (1725, 14579), (3585, 7015), (4209, 5975), (4575, 5497)]