39990675

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 69995520

約数和(自身を除く): 30004845

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 97, 115, 239, 291, 345, 485, 575, 717, 1195, 1455, 1725, 2231, 2425, 3585, 5497, 5975, 6693, 7275, 11155, 16491, 17925, 23183, 27485, 33465, 55775, 69549, 82455, 115915, 137425, 167325, 347745, 412275, 533209, 579575, 1599627, 1738725, 2666045, 7998135, 13330225, 39990675]

約数ペア:

[(1, 39990675), (3, 13330225), (5, 7998135), (15, 2666045), (23, 1738725), (25, 1599627), (69, 579575), (75, 533209), (97, 412275), (115, 347745), (239, 167325), (291, 137425), (345, 115915), (485, 82455), (575, 69549), (717, 55775), (1195, 33465), (1455, 27485), (1725, 23183), (2231, 17925), (2425, 16491), (3585, 11155), (5497, 7275), (5975, 6693)]