202189325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{769}}^1\times {\mathrm{809}}^1$

素因数の和:1601

約数の個数: 24

約数和(自身を含む): 270685800

約数和(自身を除く): 68496475

約数列:

[1, 5, 13, 25, 65, 325, 769, 809, 3845, 4045, 9997, 10517, 19225, 20225, 49985, 52585, 249925, 262925, 622121, 3110605, 8087573, 15553025, 40437865, 202189325]

約数ペア:

[(1, 202189325), (5, 40437865), (13, 15553025), (25, 8087573), (65, 3110605), (325, 622121), (769, 262925), (809, 249925), (3845, 52585), (4045, 49985), (9997, 20225), (10517, 19225)]