20262407975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{169951}}^1$

素因数の和:170231

約数の個数: 24

約数和(自身を含む): 26553300480

約数和(自身を除く): 6290892505

約数列:

[1, 5, 19, 25, 95, 251, 475, 1255, 4769, 6275, 23845, 119225, 169951, 849755, 3229069, 4248775, 16145345, 42657701, 80726725, 213288505, 810496319, 1066442525, 4052481595, 20262407975]

約数ペア:

[(1, 20262407975), (5, 4052481595), (19, 1066442525), (25, 810496319), (95, 213288505), (251, 80726725), (475, 42657701), (1255, 16145345), (4769, 4248775), (6275, 3229069), (23845, 849755), (119225, 169951)]