25730025

素因数分解:

$3^1\times 5^2\times {\mathrm{349}}^1\times {\mathrm{983}}^1$

素因数の和:1345

約数の個数: 24

約数和(自身を含む): 42705600

約数和(自身を除く): 16975575

約数列:

[1, 3, 5, 15, 25, 75, 349, 983, 1047, 1745, 2949, 4915, 5235, 8725, 14745, 24575, 26175, 73725, 343067, 1029201, 1715335, 5146005, 8576675, 25730025]

約数ペア:

[(1, 25730025), (3, 8576675), (5, 5146005), (15, 1715335), (25, 1029201), (75, 343067), (349, 73725), (983, 26175), (1047, 24575), (1745, 14745), (2949, 8725), (4915, 5235)]