28298800

素因数分解:

$2^4\times 5^2\times {\mathrm{263}}^1\times {\mathrm{269}}^1$

素因数の和:550

約数の個数: 60

約数和(自身を含む): 68500080

約数和(自身を除く): 40201280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 263, 269, 400, 526, 538, 1052, 1076, 1315, 1345, 2104, 2152, 2630, 2690, 4208, 4304, 5260, 5380, 6575, 6725, 10520, 10760, 13150, 13450, 21040, 21520, 26300, 26900, 52600, 53800, 70747, 105200, 107600, 141494, 282988, 353735, 565976, 707470, 1131952, 1414940, 1768675, 2829880, 3537350, 5659760, 7074700, 14149400, 28298800]

約数ペア:

[(1, 28298800), (2, 14149400), (4, 7074700), (5, 5659760), (8, 3537350), (10, 2829880), (16, 1768675), (20, 1414940), (25, 1131952), (40, 707470), (50, 565976), (80, 353735), (100, 282988), (200, 141494), (263, 107600), (269, 105200), (400, 70747), (526, 53800), (538, 52600), (1052, 26900), (1076, 26300), (1315, 21520), (1345, 21040), (2104, 13450), (2152, 13150), (2630, 10760), (2690, 10520), (4208, 6725), (4304, 6575), (5260, 5380)]