85503070

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:732

約数の個数: 32

約数和(自身を含む): 156492000

約数和(自身を除く): 70988930

約数列:

[1, 2, 5, 10, 137, 139, 274, 278, 449, 685, 695, 898, 1370, 1390, 2245, 4490, 19043, 38086, 61513, 62411, 95215, 123026, 124822, 190430, 307565, 312055, 615130, 624110, 8550307, 17100614, 42751535, 85503070]

約数ペア:

[(1, 85503070), (2, 42751535), (5, 17100614), (10, 8550307), (137, 624110), (139, 615130), (274, 312055), (278, 307565), (449, 190430), (685, 124822), (695, 123026), (898, 95215), (1370, 62411), (1390, 61513), (2245, 38086), (4490, 19043)]