201310481290

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{80203379}}^1$

素因数の和:80203637

約数の個数: 16

約数和(自身を含む): 363802531680

約数和(自身を除く): 162492050390

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 80203379, 160406758, 401016895, 802033790, 20131048129, 40262096258, 100655240645, 201310481290]

約数ペア:

[(1, 201310481290), (2, 100655240645), (5, 40262096258), (10, 20131048129), (251, 802033790), (502, 401016895), (1255, 160406758), (2510, 80203379)]