128528200

素因数分解:

$2^3\times 5^2\times {\mathrm{269}}^1\times {\mathrm{2389}}^1$

素因数の和:2674

約数の個数: 48

約数和(自身を含む): 300064500

約数和(自身を除く): 171536300

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 269, 538, 1076, 1345, 2152, 2389, 2690, 4778, 5380, 6725, 9556, 10760, 11945, 13450, 19112, 23890, 26900, 47780, 53800, 59725, 95560, 119450, 238900, 477800, 642641, 1285282, 2570564, 3213205, 5141128, 6426410, 12852820, 16066025, 25705640, 32132050, 64264100, 128528200]

約数ペア:

[(1, 128528200), (2, 64264100), (4, 32132050), (5, 25705640), (8, 16066025), (10, 12852820), (20, 6426410), (25, 5141128), (40, 3213205), (50, 2570564), (100, 1285282), (200, 642641), (269, 477800), (538, 238900), (1076, 119450), (1345, 95560), (2152, 59725), (2389, 53800), (2690, 47780), (4778, 26900), (5380, 23890), (6725, 19112), (9556, 13450), (10760, 11945)]