78890050

素因数分解:

$2^1\times 5^2\times {\mathrm{1577801}}^1$

素因数の和:1577813

約数の個数: 12

約数和(自身を含む): 146735586

約数和(自身を除く): 67845536

約数列:

[1, 2, 5, 10, 25, 50, 1577801, 3155602, 7889005, 15778010, 39445025, 78890050]

約数ペア:

[(1, 78890050), (2, 39445025), (5, 15778010), (10, 7889005), (25, 3155602), (50, 1577801)]