245873900

素因数分解:

$2^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{137}}^2$

素因数の和:419

約数の個数: 54

約数和(自身を含む): 541572108

約数和(自身を除く): 295698208

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 131, 137, 262, 274, 524, 548, 655, 685, 1310, 1370, 2620, 2740, 3275, 3425, 6550, 6850, 13100, 13700, 17947, 18769, 35894, 37538, 71788, 75076, 89735, 93845, 179470, 187690, 358940, 375380, 448675, 469225, 897350, 938450, 1794700, 1876900, 2458739, 4917478, 9834956, 12293695, 24587390, 49174780, 61468475, 122936950, 245873900]

約数ペア:

[(1, 245873900), (2, 122936950), (4, 61468475), (5, 49174780), (10, 24587390), (20, 12293695), (25, 9834956), (50, 4917478), (100, 2458739), (131, 1876900), (137, 1794700), (262, 938450), (274, 897350), (524, 469225), (548, 448675), (655, 375380), (685, 358940), (1310, 187690), (1370, 179470), (2620, 93845), (2740, 89735), (3275, 75076), (3425, 71788), (6550, 37538), (6850, 35894), (13100, 18769), (13700, 17947)]