68582540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 163774464

約数和(自身を除く): 95191924

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 67, 124, 127, 130, 134, 155, 254, 260, 268, 310, 335, 403, 508, 620, 635, 670, 806, 871, 1270, 1340, 1612, 1651, 1742, 2015, 2077, 2540, 3302, 3484, 3937, 4030, 4154, 4355, 6604, 7874, 8060, 8255, 8308, 8509, 8710, 10385, 15748, 16510, 17018, 17420, 19685, 20770, 27001, 33020, 34036, 39370, 41540, 42545, 51181, 54002, 78740, 85090, 102362, 108004, 110617, 135005, 170180, 204724, 221234, 255905, 263779, 270010, 442468, 511810, 527558, 540020, 553085, 1023620, 1055116, 1106170, 1318895, 2212340, 2637790, 3429127, 5275580, 6858254, 13716508, 17145635, 34291270, 68582540]

約数ペア:

[(1, 68582540), (2, 34291270), (4, 17145635), (5, 13716508), (10, 6858254), (13, 5275580), (20, 3429127), (26, 2637790), (31, 2212340), (52, 1318895), (62, 1106170), (65, 1055116), (67, 1023620), (124, 553085), (127, 540020), (130, 527558), (134, 511810), (155, 442468), (254, 270010), (260, 263779), (268, 255905), (310, 221234), (335, 204724), (403, 170180), (508, 135005), (620, 110617), (635, 108004), (670, 102362), (806, 85090), (871, 78740), (1270, 54002), (1340, 51181), (1612, 42545), (1651, 41540), (1742, 39370), (2015, 34036), (2077, 33020), (2540, 27001), (3302, 20770), (3484, 19685), (3937, 17420), (4030, 17018), (4154, 16510), (4355, 15748), (6604, 10385), (7874, 8710), (8060, 8509), (8255, 8308)]