77790465

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2459}}^1$

素因数の和:2526

約数の個数: 48

約数和(自身を含む): 145828800

約数和(自身を除く): 68038335

約数列:

[1, 3, 5, 9, 15, 19, 37, 45, 57, 95, 111, 171, 185, 285, 333, 555, 703, 855, 1665, 2109, 2459, 3515, 6327, 7377, 10545, 12295, 22131, 31635, 36885, 46721, 90983, 110655, 140163, 233605, 272949, 420489, 454915, 700815, 818847, 1364745, 1728677, 2102445, 4094235, 5186031, 8643385, 15558093, 25930155, 77790465]

約数ペア:

[(1, 77790465), (3, 25930155), (5, 15558093), (9, 8643385), (15, 5186031), (19, 4094235), (37, 2102445), (45, 1728677), (57, 1364745), (95, 818847), (111, 700815), (171, 454915), (185, 420489), (285, 272949), (333, 233605), (555, 140163), (703, 110655), (855, 90983), (1665, 46721), (2109, 36885), (2459, 31635), (3515, 22131), (6327, 12295), (7377, 10545)]