67178488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 142571520

約数和(自身を除く): 75393032

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 67, 104, 124, 134, 248, 268, 311, 403, 536, 622, 806, 871, 1244, 1612, 1742, 2077, 2488, 3224, 3484, 4043, 4154, 6968, 8086, 8308, 9641, 16172, 16616, 19282, 20837, 27001, 32344, 38564, 41674, 54002, 77128, 83348, 108004, 125333, 166696, 216008, 250666, 270881, 501332, 541762, 645947, 1002664, 1083524, 1291894, 2167048, 2583788, 5167576, 8397311, 16794622, 33589244, 67178488]

約数ペア:

[(1, 67178488), (2, 33589244), (4, 16794622), (8, 8397311), (13, 5167576), (26, 2583788), (31, 2167048), (52, 1291894), (62, 1083524), (67, 1002664), (104, 645947), (124, 541762), (134, 501332), (248, 270881), (268, 250666), (311, 216008), (403, 166696), (536, 125333), (622, 108004), (806, 83348), (871, 77128), (1244, 54002), (1612, 41674), (1742, 38564), (2077, 32344), (2488, 27001), (3224, 20837), (3484, 19282), (4043, 16616), (4154, 16172), (6968, 9641), (8086, 8308)]