10208025

素因数分解:

$3^4\times 5^2\times {\mathrm{71}}^2$

素因数の和:164

約数の個数: 45

約数和(自身を含む): 19178863

約数和(自身を除く): 8970838

約数列:

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

約数ペア:

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