65692280

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{16931}}^1$

素因数の和:17039

約数の個数: 32

約数和(自身を含む): 149340240

約数和(自身を除く): 83647960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 16931, 33862, 67724, 84655, 135448, 169310, 338620, 677240, 1642307, 3284614, 6569228, 8211535, 13138456, 16423070, 32846140, 65692280]

約数ペア:

[(1, 65692280), (2, 32846140), (4, 16423070), (5, 13138456), (8, 8211535), (10, 6569228), (20, 3284614), (40, 1642307), (97, 677240), (194, 338620), (388, 169310), (485, 135448), (776, 84655), (970, 67724), (1940, 33862), (3880, 16931)]