204628777940

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{614981}}^1$

素因数の和:615248

約数の個数: 48

約数和(自身を含む): 436410906624

約数和(自身を除く): 231782128684

約数列:

[1, 2, 4, 5, 10, 20, 127, 131, 254, 262, 508, 524, 635, 655, 1270, 1310, 2540, 2620, 16637, 33274, 66548, 83185, 166370, 332740, 614981, 1229962, 2459924, 3074905, 6149810, 12299620, 78102587, 80562511, 156205174, 161125022, 312410348, 322250044, 390512935, 402812555, 781025870, 805625110, 1562051740, 1611250220, 10231438897, 20462877794, 40925755588, 51157194485, 102314388970, 204628777940]

約数ペア:

[(1, 204628777940), (2, 102314388970), (4, 51157194485), (5, 40925755588), (10, 20462877794), (20, 10231438897), (127, 1611250220), (131, 1562051740), (254, 805625110), (262, 781025870), (508, 402812555), (524, 390512935), (635, 322250044), (655, 312410348), (1270, 161125022), (1310, 156205174), (2540, 80562511), (2620, 78102587), (16637, 12299620), (33274, 6149810), (66548, 3074905), (83185, 2459924), (166370, 1229962), (332740, 614981)]