40805985800

素因数分解:

$2^3\times 5^2\times {\mathrm{10091}}^1\times {\mathrm{20219}}^1$

素因数の和:30326

約数の個数: 48

約数和(自身を含む): 94888011600

約数和(自身を除く): 54082025800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 10091, 20182, 20219, 40364, 40438, 50455, 80728, 80876, 100910, 101095, 161752, 201820, 202190, 252275, 403640, 404380, 504550, 505475, 808760, 1009100, 1010950, 2018200, 2021900, 4043800, 204029929, 408059858, 816119716, 1020149645, 1632239432, 2040299290, 4080598580, 5100748225, 8161197160, 10201496450, 20402992900, 40805985800]

約数ペア:

[(1, 40805985800), (2, 20402992900), (4, 10201496450), (5, 8161197160), (8, 5100748225), (10, 4080598580), (20, 2040299290), (25, 1632239432), (40, 1020149645), (50, 816119716), (100, 408059858), (200, 204029929), (10091, 4043800), (20182, 2021900), (20219, 2018200), (40364, 1010950), (40438, 1009100), (50455, 808760), (80728, 505475), (80876, 504550), (100910, 404380), (101095, 403640), (161752, 252275), (201820, 202190)]