289296050

素因数分解:

$2^1\times 5^2\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{269}}^1$

素因数の和:575

約数の個数: 48

約数和(自身を含む): 547498440

約数和(自身を除く): 258202390

約数列:

[1, 2, 5, 10, 25, 50, 137, 157, 269, 274, 314, 538, 685, 785, 1345, 1370, 1570, 2690, 3425, 3925, 6725, 6850, 7850, 13450, 21509, 36853, 42233, 43018, 73706, 84466, 107545, 184265, 211165, 215090, 368530, 422330, 537725, 921325, 1055825, 1075450, 1842650, 2111650, 5785921, 11571842, 28929605, 57859210, 144648025, 289296050]

約数ペア:

[(1, 289296050), (2, 144648025), (5, 57859210), (10, 28929605), (25, 11571842), (50, 5785921), (137, 2111650), (157, 1842650), (269, 1075450), (274, 1055825), (314, 921325), (538, 537725), (685, 422330), (785, 368530), (1345, 215090), (1370, 211165), (1570, 184265), (2690, 107545), (3425, 84466), (3925, 73706), (6725, 43018), (6850, 42233), (7850, 36853), (13450, 21509)]