25883020

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{8243}}^1$

素因数の和:8409

約数の個数: 24

約数和(自身を含む): 54707184

約数和(自身を除く): 28824164

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 8243, 16486, 32972, 41215, 82430, 164860, 1294151, 2588302, 5176604, 6470755, 12941510, 25883020]

約数ペア:

[(1, 25883020), (2, 12941510), (4, 6470755), (5, 5176604), (10, 2588302), (20, 1294151), (157, 164860), (314, 82430), (628, 41215), (785, 32972), (1570, 16486), (3140, 8243)]