80303215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 106142400

約数和(自身を除く): 25839185

約数列:

[1, 5, 19, 41, 53, 95, 205, 265, 389, 779, 1007, 1945, 2173, 3895, 5035, 7391, 10865, 15949, 20617, 36955, 41287, 79745, 103085, 206435, 303031, 391723, 845297, 1515155, 1958615, 4226485, 16060643, 80303215]

約数ペア:

[(1, 80303215), (5, 16060643), (19, 4226485), (41, 1958615), (53, 1515155), (95, 845297), (205, 391723), (265, 303031), (389, 206435), (779, 103085), (1007, 79745), (1945, 41287), (2173, 36955), (3895, 20617), (5035, 15949), (7391, 10865)]