2079882175

素因数分解:

$5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{461}}^1$

素因数の和:641

約数の個数: 72

約数和(自身を含む): 3134799360

約数和(自身を除く): 1054917185

約数列:

[1, 5, 7, 25, 29, 35, 49, 127, 145, 175, 203, 245, 461, 635, 725, 889, 1015, 1225, 1421, 2305, 3175, 3227, 3683, 4445, 5075, 6223, 7105, 11525, 13369, 16135, 18415, 22225, 22589, 25781, 31115, 35525, 58547, 66845, 80675, 92075, 93583, 112945, 128905, 155575, 180467, 292735, 334225, 409829, 467915, 564725, 644525, 655081, 902335, 1463675, 1697863, 2049145, 2339575, 2868803, 3275405, 4511675, 8489315, 10245725, 11885041, 14344015, 16377025, 42446575, 59425205, 71720075, 83195287, 297126025, 415976435, 2079882175]

約数ペア:

[(1, 2079882175), (5, 415976435), (7, 297126025), (25, 83195287), (29, 71720075), (35, 59425205), (49, 42446575), (127, 16377025), (145, 14344015), (175, 11885041), (203, 10245725), (245, 8489315), (461, 4511675), (635, 3275405), (725, 2868803), (889, 2339575), (1015, 2049145), (1225, 1697863), (1421, 1463675), (2305, 902335), (3175, 655081), (3227, 644525), (3683, 564725), (4445, 467915), (5075, 409829), (6223, 334225), (7105, 292735), (11525, 180467), (13369, 155575), (16135, 128905), (18415, 112945), (22225, 93583), (22589, 92075), (25781, 80675), (31115, 66845), (35525, 58547)]