77840575

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{51043}}^1$

素因数の和:51114

約数の個数: 12

約数和(自身を含む): 98106568

約数和(自身を除く): 20265993

約数列:

[1, 5, 25, 61, 305, 1525, 51043, 255215, 1276075, 3113623, 15568115, 77840575]

約数ペア:

[(1, 77840575), (5, 15568115), (25, 3113623), (61, 1276075), (305, 255215), (1525, 51043)]