77640208

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{131149}}^1$

素因数の和:131194

約数の個数: 20

約数和(自身を含む): 154494700

約数和(自身を除く): 76854492

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 131149, 262298, 524596, 1049192, 2098384, 4852513, 9705026, 19410052, 38820104, 77640208]

約数ペア:

[(1, 77640208), (2, 38820104), (4, 19410052), (8, 9705026), (16, 4852513), (37, 2098384), (74, 1049192), (148, 524596), (296, 262298), (592, 131149)]