78208310

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1\times {\mathrm{263}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 143016192

約数和(自身を除く): 64807882

約数列:

[1, 2, 5, 10, 131, 227, 262, 263, 454, 526, 655, 1135, 1310, 1315, 2270, 2630, 29737, 34453, 59474, 59701, 68906, 119402, 148685, 172265, 297370, 298505, 344530, 597010, 7820831, 15641662, 39104155, 78208310]

約数ペア:

[(1, 78208310), (2, 39104155), (5, 15641662), (10, 7820831), (131, 597010), (227, 344530), (262, 298505), (263, 297370), (454, 172265), (526, 148685), (655, 119402), (1135, 68906), (1310, 59701), (1315, 59474), (2270, 34453), (2630, 29737)]