53281280

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1601}}^1$

素因数の和:1637

約数の個数: 80

約数和(自身を含む): 137663064

約数和(自身を除く): 84381784

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1280, 1601, 1664, 2080, 2560, 3202, 3328, 4160, 6404, 6656, 8005, 8320, 12808, 16010, 16640, 20813, 25616, 32020, 33280, 41626, 51232, 64040, 83252, 102464, 104065, 128080, 166504, 204928, 208130, 256160, 333008, 409856, 416260, 512320, 666016, 819712, 832520, 1024640, 1332032, 1665040, 2049280, 2664064, 3330080, 4098560, 5328128, 6660160, 10656256, 13320320, 26640640, 53281280]

約数ペア:

[(1, 53281280), (2, 26640640), (4, 13320320), (5, 10656256), (8, 6660160), (10, 5328128), (13, 4098560), (16, 3330080), (20, 2664064), (26, 2049280), (32, 1665040), (40, 1332032), (52, 1024640), (64, 832520), (65, 819712), (80, 666016), (104, 512320), (128, 416260), (130, 409856), (160, 333008), (208, 256160), (256, 208130), (260, 204928), (320, 166504), (416, 128080), (512, 104065), (520, 102464), (640, 83252), (832, 64040), (1040, 51232), (1280, 41626), (1601, 33280), (1664, 32020), (2080, 25616), (2560, 20813), (3202, 16640), (3328, 16010), (4160, 12808), (6404, 8320), (6656, 8005)]