68601250

素因数分解:

$2^1\times 5^4\times {\mathrm{54881}}^1$

素因数の和:54903

約数の個数: 20

約数和(自身を含む): 128588526

約数和(自身を除く): 59987276

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 54881, 109762, 274405, 548810, 1372025, 2744050, 6860125, 13720250, 34300625, 68601250]

約数ペア:

[(1, 68601250), (2, 34300625), (5, 13720250), (10, 6860125), (25, 2744050), (50, 1372025), (125, 548810), (250, 274405), (625, 109762), (1250, 54881)]