71748596

素因数分解:

$2^2\times {\mathrm{43}}^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:288

約数の個数: 36

約数和(自身を含む): 131184900

約数和(自身を除く): 59436304

約数列:

[1, 2, 4, 43, 86, 89, 109, 172, 178, 218, 356, 436, 1849, 3698, 3827, 4687, 7396, 7654, 9374, 9701, 15308, 18748, 19402, 38804, 164561, 201541, 329122, 403082, 417143, 658244, 806164, 834286, 1668572, 17937149, 35874298, 71748596]

約数ペア:

[(1, 71748596), (2, 35874298), (4, 17937149), (43, 1668572), (86, 834286), (89, 806164), (109, 658244), (172, 417143), (178, 403082), (218, 329122), (356, 201541), (436, 164561), (1849, 38804), (3698, 19402), (3827, 18748), (4687, 15308), (7396, 9701), (7654, 9374)]