201640255

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{51769}}^1$

素因数の和:51834

約数の個数: 16

約数和(自身を含む): 260920800

約数和(自身を除く): 59280545

約数列:

[1, 5, 19, 41, 95, 205, 779, 3895, 51769, 258845, 983611, 2122529, 4918055, 10612645, 40328051, 201640255]

約数ペア:

[(1, 201640255), (5, 40328051), (19, 10612645), (41, 4918055), (95, 2122529), (205, 983611), (779, 258845), (3895, 51769)]