25005020

素因数分解:

$2^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{2311}}^1$

素因数の和:2861

約数の個数: 24

約数和(自身を含む): 52630368

約数和(自身を除く): 27625348

約数列:

[1, 2, 4, 5, 10, 20, 541, 1082, 2164, 2311, 2705, 4622, 5410, 9244, 10820, 11555, 23110, 46220, 1250251, 2500502, 5001004, 6251255, 12502510, 25005020]

約数ペア:

[(1, 25005020), (2, 12502510), (4, 6251255), (5, 5001004), (10, 2500502), (20, 1250251), (541, 46220), (1082, 23110), (2164, 11555), (2311, 10820), (2705, 9244), (4622, 5410)]