25198630

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{191}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 46448640

約数和(自身を除く): 21250010

約数列:

[1, 2, 5, 10, 79, 158, 167, 191, 334, 382, 395, 790, 835, 955, 1670, 1910, 13193, 15089, 26386, 30178, 31897, 63794, 65965, 75445, 131930, 150890, 159485, 318970, 2519863, 5039726, 12599315, 25198630]

約数ペア:

[(1, 25198630), (2, 12599315), (5, 5039726), (10, 2519863), (79, 318970), (158, 159485), (167, 150890), (191, 131930), (334, 75445), (382, 65965), (395, 63794), (790, 31897), (835, 30178), (955, 26386), (1670, 15089), (1910, 13193)]