16590080

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1031

約数の個数: 72

約数和(自身を含む): 42838152

約数和(自身を除く): 26248072

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, 520, 640, 832, 997, 1040, 1280, 1664, 1994, 2080, 3328, 3988, 4160, 4985, 7976, 8320, 9970, 12961, 15952, 16640, 19940, 25922, 31904, 39880, 51844, 63808, 64805, 79760, 103688, 127616, 129610, 159520, 207376, 255232, 259220, 319040, 414752, 518440, 638080, 829504, 1036880, 1276160, 1659008, 2073760, 3318016, 4147520, 8295040, 16590080]

約数ペア:

[(1, 16590080), (2, 8295040), (4, 4147520), (5, 3318016), (8, 2073760), (10, 1659008), (13, 1276160), (16, 1036880), (20, 829504), (26, 638080), (32, 518440), (40, 414752), (52, 319040), (64, 259220), (65, 255232), (80, 207376), (104, 159520), (128, 129610), (130, 127616), (160, 103688), (208, 79760), (256, 64805), (260, 63808), (320, 51844), (416, 39880), (520, 31904), (640, 25922), (832, 19940), (997, 16640), (1040, 15952), (1280, 12961), (1664, 9970), (1994, 8320), (2080, 7976), (3328, 4985), (3988, 4160)]