126291280885

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{20353}}^1$

素因数の和:20674

約数の個数: 64

約数和(自身を含む): 192459608064

約数和(自身を除く): 66168327179

約数列:

[1, 5, 7, 11, 35, 55, 71, 77, 227, 355, 385, 497, 781, 1135, 1589, 2485, 2497, 3905, 5467, 7945, 12485, 16117, 17479, 20353, 27335, 80585, 87395, 101765, 112819, 142471, 177287, 223883, 564095, 712355, 886435, 1119415, 1241009, 1445063, 1567181, 4620131, 6205045, 7225315, 7835905, 10115441, 15895693, 23100655, 32340917, 50577205, 50821441, 79478465, 111269851, 161704585, 254107205, 328029301, 355750087, 556349255, 1640146505, 1778750435, 2296205107, 3608322311, 11481025535, 18041611555, 25258256177, 126291280885]

約数ペア:

[(1, 126291280885), (5, 25258256177), (7, 18041611555), (11, 11481025535), (35, 3608322311), (55, 2296205107), (71, 1778750435), (77, 1640146505), (227, 556349255), (355, 355750087), (385, 328029301), (497, 254107205), (781, 161704585), (1135, 111269851), (1589, 79478465), (2485, 50821441), (2497, 50577205), (3905, 32340917), (5467, 23100655), (7945, 15895693), (12485, 10115441), (16117, 7835905), (17479, 7225315), (20353, 6205045), (27335, 4620131), (80585, 1567181), (87395, 1445063), (101765, 1241009), (112819, 1119415), (142471, 886435), (177287, 712355), (223883, 564095)]