251065440730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1409}}^1\times {\mathrm{1370669}}^1$

素因数の和:1372098

約数の個数: 32

約数和(自身を含む): 487026464400

約数和(自身を除く): 235961023670

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1409, 2818, 7045, 14090, 18317, 36634, 91585, 183170, 1370669, 2741338, 6853345, 13706690, 17818697, 35637394, 89093485, 178186970, 1931272621, 3862545242, 9656363105, 19312726210, 25106544073, 50213088146, 125532720365, 251065440730]

約数ペア:

[(1, 251065440730), (2, 125532720365), (5, 50213088146), (10, 25106544073), (13, 19312726210), (26, 9656363105), (65, 3862545242), (130, 1931272621), (1409, 178186970), (2818, 89093485), (7045, 35637394), (14090, 17818697), (18317, 13706690), (36634, 6853345), (91585, 2741338), (183170, 1370669)]