203540900

素因数分解:

$2^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:413

約数の個数: 72

約数和(自身を含む): 452783520

約数和(自身を除く): 249242620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 100, 137, 166, 179, 274, 332, 358, 415, 548, 685, 716, 830, 895, 1370, 1660, 1790, 2075, 2740, 3425, 3580, 4150, 4475, 6850, 8300, 8950, 11371, 13700, 14857, 17900, 22742, 24523, 29714, 45484, 49046, 56855, 59428, 74285, 98092, 113710, 122615, 148570, 227420, 245230, 284275, 297140, 371425, 490460, 568550, 613075, 742850, 1137100, 1226150, 1485700, 2035409, 2452300, 4070818, 8141636, 10177045, 20354090, 40708180, 50885225, 101770450, 203540900]

約数ペア:

[(1, 203540900), (2, 101770450), (4, 50885225), (5, 40708180), (10, 20354090), (20, 10177045), (25, 8141636), (50, 4070818), (83, 2452300), (100, 2035409), (137, 1485700), (166, 1226150), (179, 1137100), (274, 742850), (332, 613075), (358, 568550), (415, 490460), (548, 371425), (685, 297140), (716, 284275), (830, 245230), (895, 227420), (1370, 148570), (1660, 122615), (1790, 113710), (2075, 98092), (2740, 74285), (3425, 59428), (3580, 56855), (4150, 49046), (4475, 45484), (6850, 29714), (8300, 24523), (8950, 22742), (11371, 17900), (13700, 14857)]