25551010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1511}}^1$

素因数の和:1626

約数の個数: 32

約数和(自身を含む): 48988800

約数和(自身を除く): 23437790

約数列:

[1, 2, 5, 10, 19, 38, 89, 95, 178, 190, 445, 890, 1511, 1691, 3022, 3382, 7555, 8455, 15110, 16910, 28709, 57418, 134479, 143545, 268958, 287090, 672395, 1344790, 2555101, 5110202, 12775505, 25551010]

約数ペア:

[(1, 25551010), (2, 12775505), (5, 5110202), (10, 2555101), (19, 1344790), (38, 672395), (89, 287090), (95, 268958), (178, 143545), (190, 134479), (445, 57418), (890, 28709), (1511, 16910), (1691, 15110), (3022, 8455), (3382, 7555)]