1966173675

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{81163}}^1$

素因数の和:81212

約数の個数: 48

約数和(自身を含む): 3623160960

約数和(自身を除く): 1656987285

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 425, 475, 969, 1275, 1425, 1615, 4845, 8075, 24225, 81163, 243489, 405815, 1217445, 1379771, 1542097, 2029075, 4139313, 4626291, 6087225, 6898855, 7710485, 20696565, 23131455, 26215649, 34494275, 38552425, 78646947, 103482825, 115657275, 131078245, 393234735, 655391225, 1966173675]

約数ペア:

[(1, 1966173675), (3, 655391225), (5, 393234735), (15, 131078245), (17, 115657275), (19, 103482825), (25, 78646947), (51, 38552425), (57, 34494275), (75, 26215649), (85, 23131455), (95, 20696565), (255, 7710485), (285, 6898855), (323, 6087225), (425, 4626291), (475, 4139313), (969, 2029075), (1275, 1542097), (1425, 1379771), (1615, 1217445), (4845, 405815), (8075, 243489), (24225, 81163)]