2678950

素因数分解:

$2^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:552

約数の個数: 24

約数和(自身を含む): 5033160

約数和(自身を除く): 2354210

約数列:

[1, 2, 5, 10, 25, 50, 131, 262, 409, 655, 818, 1310, 2045, 3275, 4090, 6550, 10225, 20450, 53579, 107158, 267895, 535790, 1339475, 2678950]

約数ペア:

[(1, 2678950), (2, 1339475), (5, 535790), (10, 267895), (25, 107158), (50, 53579), (131, 20450), (262, 10225), (409, 6550), (655, 4090), (818, 3275), (1310, 2045)]