25257025

素因数分解:

$5^2\times {\mathrm{41}}^2\times {\mathrm{601}}^1$

素因数の和:693

約数の個数: 18

約数和(自身を含む): 32154626

約数和(自身を除く): 6897601

約数列:

[1, 5, 25, 41, 205, 601, 1025, 1681, 3005, 8405, 15025, 24641, 42025, 123205, 616025, 1010281, 5051405, 25257025]

約数ペア:

[(1, 25257025), (5, 5051405), (25, 1010281), (41, 616025), (205, 123205), (601, 42025), (1025, 24641), (1681, 15025), (3005, 8405)]