85856127920

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1\times {\mathrm{33503}}^1$

素因数の和:33930

約数の個数: 80

約数和(自身を含む): 202207629312

約数和(自身を除く): 116351501392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 311, 412, 515, 622, 824, 1030, 1244, 1555, 1648, 2060, 2488, 3110, 4120, 4976, 6220, 8240, 12440, 24880, 32033, 33503, 64066, 67006, 128132, 134012, 160165, 167515, 256264, 268024, 320330, 335030, 512528, 536048, 640660, 670060, 1281320, 1340120, 2562640, 2680240, 3450809, 6901618, 10419433, 13803236, 17254045, 20838866, 27606472, 34508090, 41677732, 52097165, 55212944, 69016180, 83355464, 104194330, 138032360, 166710928, 208388660, 276064720, 416777320, 833554640, 1073201599, 2146403198, 4292806396, 5366007995, 8585612792, 10732015990, 17171225584, 21464031980, 42928063960, 85856127920]

約数ペア:

[(1, 85856127920), (2, 42928063960), (4, 21464031980), (5, 17171225584), (8, 10732015990), (10, 8585612792), (16, 5366007995), (20, 4292806396), (40, 2146403198), (80, 1073201599), (103, 833554640), (206, 416777320), (311, 276064720), (412, 208388660), (515, 166710928), (622, 138032360), (824, 104194330), (1030, 83355464), (1244, 69016180), (1555, 55212944), (1648, 52097165), (2060, 41677732), (2488, 34508090), (3110, 27606472), (4120, 20838866), (4976, 17254045), (6220, 13803236), (8240, 10419433), (12440, 6901618), (24880, 3450809), (32033, 2680240), (33503, 2562640), (64066, 1340120), (67006, 1281320), (128132, 670060), (134012, 640660), (160165, 536048), (167515, 512528), (256264, 335030), (268024, 320330)]