205979231030

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{290111593}}^1$

素因数の和:290111671

約数の個数: 16

約数和(自身を含む): 375984625824

約数和(自身を除く): 170005394794

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 290111593, 580223186, 1450557965, 2901115930, 20597923103, 41195846206, 102989615515, 205979231030]

約数ペア:

[(1, 205979231030), (2, 102989615515), (5, 41195846206), (10, 20597923103), (71, 2901115930), (142, 1450557965), (355, 580223186), (710, 290111593)]