164436568

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 335301120

約数和(自身を除く): 170864552

約数列:

[1, 2, 4, 8, 23, 41, 46, 71, 82, 92, 142, 164, 184, 284, 307, 328, 568, 614, 943, 1228, 1633, 1886, 2456, 2911, 3266, 3772, 5822, 6532, 7061, 7544, 11644, 12587, 13064, 14122, 21797, 23288, 25174, 28244, 43594, 50348, 56488, 66953, 87188, 100696, 133906, 174376, 267812, 289501, 501331, 535624, 579002, 893677, 1002662, 1158004, 1787354, 2005324, 2316008, 3574708, 4010648, 7149416, 20554571, 41109142, 82218284, 164436568]

約数ペア:

[(1, 164436568), (2, 82218284), (4, 41109142), (8, 20554571), (23, 7149416), (41, 4010648), (46, 3574708), (71, 2316008), (82, 2005324), (92, 1787354), (142, 1158004), (164, 1002662), (184, 893677), (284, 579002), (307, 535624), (328, 501331), (568, 289501), (614, 267812), (943, 174376), (1228, 133906), (1633, 100696), (1886, 87188), (2456, 66953), (2911, 56488), (3266, 50348), (3772, 43594), (5822, 28244), (6532, 25174), (7061, 23288), (7544, 21797), (11644, 14122), (12587, 13064)]