77778065

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{3541}}^1$

素因数の和:3760

約数の個数: 16

約数和(自身を含む): 97929216

約数和(自身を除く): 20151151

約数列:

[1, 5, 23, 115, 191, 955, 3541, 4393, 17705, 21965, 81443, 407215, 676331, 3381655, 15555613, 77778065]

約数ペア:

[(1, 77778065), (5, 15555613), (23, 3381655), (115, 676331), (191, 407215), (955, 81443), (3541, 21965), (4393, 17705)]