201561130

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{101287}}^1$

素因数の和:101493

約数の個数: 16

約数和(自身を含む): 364636800

約数和(自身を除く): 163075670

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 101287, 202574, 506435, 1012870, 20156113, 40312226, 100780565, 201561130]

約数ペア:

[(1, 201561130), (2, 100780565), (5, 40312226), (10, 20156113), (199, 1012870), (398, 506435), (995, 202574), (1990, 101287)]