78902285

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 122981376

約数和(自身を除く): 44079091

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 121, 155, 217, 341, 385, 601, 605, 847, 1085, 1705, 2387, 3005, 3751, 4207, 4235, 6611, 11935, 18631, 18755, 21035, 26257, 33055, 46277, 72721, 93155, 130417, 131285, 204941, 231385, 363605, 509047, 652085, 1024705, 1434587, 2254351, 2545235, 7172935, 11271755, 15780457, 78902285]

約数ペア:

[(1, 78902285), (5, 15780457), (7, 11271755), (11, 7172935), (31, 2545235), (35, 2254351), (55, 1434587), (77, 1024705), (121, 652085), (155, 509047), (217, 363605), (341, 231385), (385, 204941), (601, 131285), (605, 130417), (847, 93155), (1085, 72721), (1705, 46277), (2387, 33055), (3005, 26257), (3751, 21035), (4207, 18755), (4235, 18631), (6611, 11935)]