2079891775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{773}}^1$

素因数の和:1300

約数の個数: 48

約数和(自身を含む): 2950686144

約数和(自身を除く): 870794369

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 487, 773, 1105, 2435, 3865, 5525, 6331, 8279, 10049, 12175, 13141, 19325, 31655, 41395, 50245, 65705, 107627, 158275, 170833, 206975, 251225, 328525, 376451, 538135, 854165, 1882255, 2690675, 4270825, 4893863, 6399667, 9411275, 24469315, 31998335, 83195671, 122346575, 159991675, 415978355, 2079891775]

約数ペア:

[(1, 2079891775), (5, 415978355), (13, 159991675), (17, 122346575), (25, 83195671), (65, 31998335), (85, 24469315), (221, 9411275), (325, 6399667), (425, 4893863), (487, 4270825), (773, 2690675), (1105, 1882255), (2435, 854165), (3865, 538135), (5525, 376451), (6331, 328525), (8279, 251225), (10049, 206975), (12175, 170833), (13141, 158275), (19325, 107627), (31655, 65705), (41395, 50245)]