53917760

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{997}}^1$

素因数の和:1040

約数の個数: 84

約数和(自身を含む): 139167108

約数和(自身を除く): 85249348

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, 997, 1040, 1352, 1690, 1994, 2080, 2704, 3380, 3988, 4160, 4985, 5408, 6760, 7976, 9970, 10816, 12961, 13520, 15952, 19940, 25922, 27040, 31904, 39880, 51844, 54080, 63808, 64805, 79760, 103688, 129610, 159520, 168493, 207376, 259220, 319040, 336986, 414752, 518440, 673972, 829504, 842465, 1036880, 1347944, 1684930, 2073760, 2695888, 3369860, 4147520, 5391776, 6739720, 10783552, 13479440, 26958880, 53917760]

約数ペア:

[(1, 53917760), (2, 26958880), (4, 13479440), (5, 10783552), (8, 6739720), (10, 5391776), (13, 4147520), (16, 3369860), (20, 2695888), (26, 2073760), (32, 1684930), (40, 1347944), (52, 1036880), (64, 842465), (65, 829504), (80, 673972), (104, 518440), (130, 414752), (160, 336986), (169, 319040), (208, 259220), (260, 207376), (320, 168493), (338, 159520), (416, 129610), (520, 103688), (676, 79760), (832, 64805), (845, 63808), (997, 54080), (1040, 51844), (1352, 39880), (1690, 31904), (1994, 27040), (2080, 25922), (2704, 19940), (3380, 15952), (3988, 13520), (4160, 12961), (4985, 10816), (5408, 9970), (6760, 7976)]