8385646568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{38821}}^1$

素因数の和:38938

約数の個数: 64

約数和(自身を含む): 17740101120

約数和(自身を除く): 9354454552

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 67, 104, 124, 134, 248, 268, 403, 536, 806, 871, 1612, 1742, 2077, 3224, 3484, 4154, 6968, 8308, 16616, 27001, 38821, 54002, 77642, 108004, 155284, 216008, 310568, 504673, 1009346, 1203451, 2018692, 2406902, 2601007, 4037384, 4813804, 5202014, 9627608, 10404028, 15644863, 20808056, 31289726, 33813091, 62579452, 67626182, 80631217, 125158904, 135252364, 161262434, 270504728, 322524868, 645049736, 1048205821, 2096411642, 4192823284, 8385646568]

約数ペア:

[(1, 8385646568), (2, 4192823284), (4, 2096411642), (8, 1048205821), (13, 645049736), (26, 322524868), (31, 270504728), (52, 161262434), (62, 135252364), (67, 125158904), (104, 80631217), (124, 67626182), (134, 62579452), (248, 33813091), (268, 31289726), (403, 20808056), (536, 15644863), (806, 10404028), (871, 9627608), (1612, 5202014), (1742, 4813804), (2077, 4037384), (3224, 2601007), (3484, 2406902), (4154, 2018692), (6968, 1203451), (8308, 1009346), (16616, 504673), (27001, 310568), (38821, 216008), (54002, 155284), (77642, 108004)]