25301745

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1709}}^1$

素因数の和:1774

約数の個数: 48

約数和(自身を含む): 51217920

約数和(自身を除く): 25916175

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 47, 63, 105, 141, 235, 315, 329, 423, 705, 987, 1645, 1709, 2115, 2961, 4935, 5127, 8545, 11963, 14805, 15381, 25635, 35889, 59815, 76905, 80323, 107667, 179445, 240969, 401615, 538335, 562261, 722907, 1204845, 1686783, 2811305, 3614535, 5060349, 8433915, 25301745]

約数ペア:

[(1, 25301745), (3, 8433915), (5, 5060349), (7, 3614535), (9, 2811305), (15, 1686783), (21, 1204845), (35, 722907), (45, 562261), (47, 538335), (63, 401615), (105, 240969), (141, 179445), (235, 107667), (315, 80323), (329, 76905), (423, 59815), (705, 35889), (987, 25635), (1645, 15381), (1709, 14805), (2115, 11963), (2961, 8545), (4935, 5127)]