25446140

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{15329}}^1$

素因数の和:15421

約数の個数: 24

約数和(自身を含む): 54084240

約数和(自身を除く): 28638100

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 15329, 30658, 61316, 76645, 153290, 306580, 1272307, 2544614, 5089228, 6361535, 12723070, 25446140]

約数ペア:

[(1, 25446140), (2, 12723070), (4, 6361535), (5, 5089228), (10, 2544614), (20, 1272307), (83, 306580), (166, 153290), (332, 76645), (415, 61316), (830, 30658), (1660, 15329)]