71253130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{1409}}^1$

素因数の和:1818

約数の個数: 32

約数和(自身を含む): 138574800

約数和(自身を除く): 67321670

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 389, 778, 1409, 1945, 2818, 3890, 5057, 7045, 10114, 14090, 18317, 25285, 36634, 50570, 91585, 183170, 548101, 1096202, 2740505, 5481010, 7125313, 14250626, 35626565, 71253130]

約数ペア:

[(1, 71253130), (2, 35626565), (5, 14250626), (10, 7125313), (13, 5481010), (26, 2740505), (65, 1096202), (130, 548101), (389, 183170), (778, 91585), (1409, 50570), (1945, 36634), (2818, 25285), (3890, 18317), (5057, 14090), (7045, 10114)]