161809565

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{6163}}^1$

素因数の和:6316

約数の個数: 16

約数和(自身を含む): 199713600

約数和(自身を除く): 37904035

約数列:

[1, 5, 59, 89, 295, 445, 5251, 6163, 26255, 30815, 363617, 548507, 1818085, 2742535, 32361913, 161809565]

約数ペア:

[(1, 161809565), (5, 32361913), (59, 2742535), (89, 1818085), (295, 548507), (445, 363617), (5251, 30815), (6163, 26255)]