2556132325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1\times {\mathrm{311}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 3422030976

約数和(自身を除く): 865898651

約数列:

[1, 5, 17, 25, 83, 85, 233, 311, 415, 425, 1165, 1411, 1555, 2075, 3961, 5287, 5825, 7055, 7775, 19339, 19805, 25813, 26435, 35275, 72463, 96695, 99025, 129065, 132175, 328763, 362315, 438821, 483475, 645325, 1231871, 1643815, 1811575, 2194105, 6014429, 6159355, 8219075, 10970525, 30072145, 30796775, 102245293, 150360725, 511226465, 2556132325]

約数ペア:

[(1, 2556132325), (5, 511226465), (17, 150360725), (25, 102245293), (83, 30796775), (85, 30072145), (233, 10970525), (311, 8219075), (415, 6159355), (425, 6014429), (1165, 2194105), (1411, 1811575), (1555, 1643815), (2075, 1231871), (3961, 645325), (5287, 483475), (5825, 438821), (7055, 362315), (7775, 328763), (19339, 132175), (19805, 129065), (25813, 99025), (26435, 96695), (35275, 72463)]