8420291275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1611539}}^1$

素因数の和:1611579

約数の個数: 24

約数和(自身を含む): 11989857600

約数和(自身を除く): 3569566325

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 5225, 1611539, 8057695, 17726929, 30619241, 40288475, 88634645, 153096205, 336811651, 443173225, 765481025, 1684058255, 8420291275]

約数ペア:

[(1, 8420291275), (5, 1684058255), (11, 765481025), (19, 443173225), (25, 336811651), (55, 153096205), (95, 88634645), (209, 40288475), (275, 30619241), (475, 17726929), (1045, 8057695), (5225, 1611539)]