71331520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1319}}^1$

素因数の和:1362

約数の個数: 84

約数和(自身を含む): 184068720

約数和(自身を除く): 112737200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 169, 208, 260, 320, 338, 416, 520, 676, 832, 845, 1040, 1319, 1352, 1690, 2080, 2638, 2704, 3380, 4160, 5276, 5408, 6595, 6760, 10552, 10816, 13190, 13520, 17147, 21104, 26380, 27040, 34294, 42208, 52760, 54080, 68588, 84416, 85735, 105520, 137176, 171470, 211040, 222911, 274352, 342940, 422080, 445822, 548704, 685880, 891644, 1097408, 1114555, 1371760, 1783288, 2229110, 2743520, 3566576, 4458220, 5487040, 7133152, 8916440, 14266304, 17832880, 35665760, 71331520]

約数ペア:

[(1, 71331520), (2, 35665760), (4, 17832880), (5, 14266304), (8, 8916440), (10, 7133152), (13, 5487040), (16, 4458220), (20, 3566576), (26, 2743520), (32, 2229110), (40, 1783288), (52, 1371760), (64, 1114555), (65, 1097408), (80, 891644), (104, 685880), (130, 548704), (160, 445822), (169, 422080), (208, 342940), (260, 274352), (320, 222911), (338, 211040), (416, 171470), (520, 137176), (676, 105520), (832, 85735), (845, 84416), (1040, 68588), (1319, 54080), (1352, 52760), (1690, 42208), (2080, 34294), (2638, 27040), (2704, 26380), (3380, 21104), (4160, 17147), (5276, 13520), (5408, 13190), (6595, 10816), (6760, 10552)]