202783280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1409}}^1$

素因数の和:1686

約数の個数: 80

約数和(自身を含む): 541304640

約数和(自身を除く): 338521360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 257, 280, 514, 560, 1028, 1285, 1409, 1799, 2056, 2570, 2818, 3598, 4112, 5140, 5636, 7045, 7196, 8995, 9863, 10280, 11272, 14090, 14392, 17990, 19726, 20560, 22544, 28180, 28784, 35980, 39452, 49315, 56360, 71960, 78904, 98630, 112720, 143920, 157808, 197260, 362113, 394520, 724226, 789040, 1448452, 1810565, 2534791, 2896904, 3621130, 5069582, 5793808, 7242260, 10139164, 12673955, 14484520, 20278328, 25347910, 28969040, 40556656, 50695820, 101391640, 202783280]

約数ペア:

[(1, 202783280), (2, 101391640), (4, 50695820), (5, 40556656), (7, 28969040), (8, 25347910), (10, 20278328), (14, 14484520), (16, 12673955), (20, 10139164), (28, 7242260), (35, 5793808), (40, 5069582), (56, 3621130), (70, 2896904), (80, 2534791), (112, 1810565), (140, 1448452), (257, 789040), (280, 724226), (514, 394520), (560, 362113), (1028, 197260), (1285, 157808), (1409, 143920), (1799, 112720), (2056, 98630), (2570, 78904), (2818, 71960), (3598, 56360), (4112, 49315), (5140, 39452), (5636, 35980), (7045, 28784), (7196, 28180), (8995, 22544), (9863, 20560), (10280, 19726), (11272, 17990), (14090, 14392)]