42895825

素因数分解:

$5^2\times 7^2\times {\mathrm{19}}^2\times {\mathrm{97}}^1$

素因数の和:159

約数の個数: 54

約数和(自身を含む): 65976246

約数和(自身を除く): 23080421

約数列:

[1, 5, 7, 19, 25, 35, 49, 95, 97, 133, 175, 245, 361, 475, 485, 665, 679, 931, 1225, 1805, 1843, 2425, 2527, 3325, 3395, 4655, 4753, 9025, 9215, 12635, 12901, 16975, 17689, 23275, 23765, 35017, 46075, 63175, 64505, 88445, 90307, 118825, 175085, 245119, 322525, 442225, 451535, 875425, 1225595, 1715833, 2257675, 6127975, 8579165, 42895825]

約数ペア:

[(1, 42895825), (5, 8579165), (7, 6127975), (19, 2257675), (25, 1715833), (35, 1225595), (49, 875425), (95, 451535), (97, 442225), (133, 322525), (175, 245119), (245, 175085), (361, 118825), (475, 90307), (485, 88445), (665, 64505), (679, 63175), (931, 46075), (1225, 35017), (1805, 23765), (1843, 23275), (2425, 17689), (2527, 16975), (3325, 12901), (3395, 12635), (4655, 9215), (4753, 9025)]