30624075

素因数分解:

$3^5\times 5^2\times {\mathrm{71}}^2$

素因数の和:167

約数の個数: 54

約数和(自身を含む): 57695092

約数和(自身を除く): 27071017

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 81, 135, 213, 225, 243, 355, 405, 639, 675, 1065, 1215, 1775, 1917, 2025, 3195, 5041, 5325, 5751, 6075, 9585, 15123, 15975, 17253, 25205, 28755, 45369, 47925, 75615, 86265, 126025, 136107, 143775, 226845, 378075, 408321, 431325, 680535, 1134225, 1224963, 2041605, 3402675, 6124815, 10208025, 30624075]

約数ペア:

[(1, 30624075), (3, 10208025), (5, 6124815), (9, 3402675), (15, 2041605), (25, 1224963), (27, 1134225), (45, 680535), (71, 431325), (75, 408321), (81, 378075), (135, 226845), (213, 143775), (225, 136107), (243, 126025), (355, 86265), (405, 75615), (639, 47925), (675, 45369), (1065, 28755), (1215, 25205), (1775, 17253), (1917, 15975), (2025, 15123), (3195, 9585), (5041, 6075), (5325, 5751)]