20199077425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1159201}}^1$

素因数の和:1159269

約数の個数: 24

約数和(自身を含む): 27167058072

約数和(自身を除く): 6967980647

約数列:

[1, 5, 17, 25, 41, 85, 205, 425, 697, 1025, 3485, 17425, 1159201, 5796005, 19706417, 28980025, 47527241, 98532085, 237636205, 492660425, 807963097, 1188181025, 4039815485, 20199077425]

約数ペア:

[(1, 20199077425), (5, 4039815485), (17, 1188181025), (25, 807963097), (41, 492660425), (85, 237636205), (205, 98532085), (425, 47527241), (697, 28980025), (1025, 19706417), (3485, 5796005), (17425, 1159201)]