255541585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1\times {\mathrm{359}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 339655680

約数和(自身を除く): 84114095

約数列:

[1, 5, 13, 47, 65, 233, 235, 359, 611, 1165, 1795, 3029, 3055, 4667, 10951, 15145, 16873, 23335, 54755, 83647, 84365, 142363, 219349, 418235, 711815, 1087411, 1096745, 3931409, 5437055, 19657045, 51108317, 255541585]

約数ペア:

[(1, 255541585), (5, 51108317), (13, 19657045), (47, 5437055), (65, 3931409), (233, 1096745), (235, 1087411), (359, 711815), (611, 418235), (1165, 219349), (1795, 142363), (3029, 84365), (3055, 83647), (4667, 54755), (10951, 23335), (15145, 16873)]