79272280

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{20431}}^1$

素因数の和:20539

約数の個数: 32

約数和(自身を含む): 180210240

約数和(自身を除く): 100937960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 20431, 40862, 81724, 102155, 163448, 204310, 408620, 817240, 1981807, 3963614, 7927228, 9909035, 15854456, 19818070, 39636140, 79272280]

約数ペア:

[(1, 79272280), (2, 39636140), (4, 19818070), (5, 15854456), (8, 9909035), (10, 7927228), (20, 3963614), (40, 1981807), (97, 817240), (194, 408620), (388, 204310), (485, 163448), (776, 102155), (970, 81724), (1940, 40862), (3880, 20431)]