66771716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 139255200

約数和(自身を除く): 72483484

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 59, 68, 89, 118, 178, 187, 236, 289, 356, 374, 578, 649, 748, 979, 1003, 1156, 1298, 1513, 1958, 2006, 2596, 3026, 3179, 3916, 4012, 5251, 6052, 6358, 10502, 11033, 12716, 16643, 17051, 21004, 22066, 25721, 33286, 34102, 44132, 51442, 57761, 66572, 68204, 89267, 102884, 115522, 178534, 187561, 231044, 282931, 357068, 375122, 565862, 750244, 981937, 1131724, 1517539, 1963874, 3035078, 3927748, 6070156, 16692929, 33385858, 66771716]

約数ペア:

[(1, 66771716), (2, 33385858), (4, 16692929), (11, 6070156), (17, 3927748), (22, 3035078), (34, 1963874), (44, 1517539), (59, 1131724), (68, 981937), (89, 750244), (118, 565862), (178, 375122), (187, 357068), (236, 282931), (289, 231044), (356, 187561), (374, 178534), (578, 115522), (649, 102884), (748, 89267), (979, 68204), (1003, 66572), (1156, 57761), (1298, 51442), (1513, 44132), (1958, 34102), (2006, 33286), (2596, 25721), (3026, 22066), (3179, 21004), (3916, 17051), (4012, 16643), (5251, 12716), (6052, 11033), (6358, 10502)]