200902280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{601}}^1$

素因数の和:810

約数の個数: 64

約数和(自身を含む): 463564080

約数和(自身を除く): 262661800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 137, 244, 274, 305, 488, 548, 601, 610, 685, 1096, 1202, 1220, 1370, 2404, 2440, 2740, 3005, 4808, 5480, 6010, 8357, 12020, 16714, 24040, 33428, 36661, 41785, 66856, 73322, 82337, 83570, 146644, 164674, 167140, 183305, 293288, 329348, 334280, 366610, 411685, 658696, 733220, 823370, 1466440, 1646740, 3293480, 5022557, 10045114, 20090228, 25112785, 40180456, 50225570, 100451140, 200902280]

約数ペア:

[(1, 200902280), (2, 100451140), (4, 50225570), (5, 40180456), (8, 25112785), (10, 20090228), (20, 10045114), (40, 5022557), (61, 3293480), (122, 1646740), (137, 1466440), (244, 823370), (274, 733220), (305, 658696), (488, 411685), (548, 366610), (601, 334280), (610, 329348), (685, 293288), (1096, 183305), (1202, 167140), (1220, 164674), (1370, 146644), (2404, 83570), (2440, 82337), (2740, 73322), (3005, 66856), (4808, 41785), (5480, 36661), (6010, 33428), (8357, 24040), (12020, 16714)]