64977224

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{761}}^1\times {\mathrm{821}}^1$

素因数の和:1601

約数の個数: 32

約数和(自身を含む): 131536440

約数和(自身を除く): 66559216

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 761, 821, 1522, 1642, 3044, 3284, 6088, 6568, 9893, 10673, 19786, 21346, 39572, 42692, 79144, 85384, 624781, 1249562, 2499124, 4998248, 8122153, 16244306, 32488612, 64977224]

約数ペア:

[(1, 64977224), (2, 32488612), (4, 16244306), (8, 8122153), (13, 4998248), (26, 2499124), (52, 1249562), (104, 624781), (761, 85384), (821, 79144), (1522, 42692), (1642, 39572), (3044, 21346), (3284, 19786), (6088, 10673), (6568, 9893)]