90675520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:408

約数の個数: 112

約数和(自身を含む): 236573568

約数和(自身を除く): 145898048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 71, 80, 104, 130, 142, 160, 208, 260, 284, 307, 320, 355, 416, 520, 568, 614, 710, 832, 923, 1040, 1136, 1228, 1420, 1535, 1846, 2080, 2272, 2456, 2840, 3070, 3692, 3991, 4160, 4544, 4615, 4912, 5680, 6140, 7384, 7982, 9230, 9824, 11360, 12280, 14768, 15964, 18460, 19648, 19955, 21797, 22720, 24560, 29536, 31928, 36920, 39910, 43594, 49120, 59072, 63856, 73840, 79820, 87188, 98240, 108985, 127712, 147680, 159640, 174376, 217970, 255424, 283361, 295360, 319280, 348752, 435940, 566722, 638560, 697504, 871880, 1133444, 1277120, 1395008, 1416805, 1743760, 2266888, 2833610, 3487520, 4533776, 5667220, 6975040, 9067552, 11334440, 18135104, 22668880, 45337760, 90675520]

約数ペア:

[(1, 90675520), (2, 45337760), (4, 22668880), (5, 18135104), (8, 11334440), (10, 9067552), (13, 6975040), (16, 5667220), (20, 4533776), (26, 3487520), (32, 2833610), (40, 2266888), (52, 1743760), (64, 1416805), (65, 1395008), (71, 1277120), (80, 1133444), (104, 871880), (130, 697504), (142, 638560), (160, 566722), (208, 435940), (260, 348752), (284, 319280), (307, 295360), (320, 283361), (355, 255424), (416, 217970), (520, 174376), (568, 159640), (614, 147680), (710, 127712), (832, 108985), (923, 98240), (1040, 87188), (1136, 79820), (1228, 73840), (1420, 63856), (1535, 59072), (1846, 49120), (2080, 43594), (2272, 39910), (2456, 36920), (2840, 31928), (3070, 29536), (3692, 24560), (3991, 22720), (4160, 21797), (4544, 19955), (4615, 19648), (4912, 18460), (5680, 15964), (6140, 14768), (7384, 12280), (7982, 11360), (9230, 9824)]