71386330

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{1109}}^1$

素因数の和:1314

約数の個数: 32

約数和(自身を含む): 132587280

約数和(自身を除く): 61200950

約数列:

[1, 2, 5, 10, 41, 82, 157, 205, 314, 410, 785, 1109, 1570, 2218, 5545, 6437, 11090, 12874, 32185, 45469, 64370, 90938, 174113, 227345, 348226, 454690, 870565, 1741130, 7138633, 14277266, 35693165, 71386330]

約数ペア:

[(1, 71386330), (2, 35693165), (5, 14277266), (10, 7138633), (41, 1741130), (82, 870565), (157, 454690), (205, 348226), (314, 227345), (410, 174113), (785, 90938), (1109, 64370), (1570, 45469), (2218, 32185), (5545, 12874), (6437, 11090)]