200262760

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{12241}}^1$

素因数の和:12661

約数の個数: 32

約数和(自身を含む): 451729800

約数和(自身を除く): 251467040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 2045, 3272, 4090, 8180, 12241, 16360, 24482, 48964, 61205, 97928, 122410, 244820, 489640, 5006569, 10013138, 20026276, 25032845, 40052552, 50065690, 100131380, 200262760]

約数ペア:

[(1, 200262760), (2, 100131380), (4, 50065690), (5, 40052552), (8, 25032845), (10, 20026276), (20, 10013138), (40, 5006569), (409, 489640), (818, 244820), (1636, 122410), (2045, 97928), (3272, 61205), (4090, 48964), (8180, 24482), (12241, 16360)]