77744740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{911}}^1$

素因数の和:1188

約数の個数: 48

約数和(自身を含む): 173746944

約数和(自身を除く): 96002204

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 251, 340, 502, 911, 1004, 1255, 1822, 2510, 3644, 4267, 4555, 5020, 8534, 9110, 15487, 17068, 18220, 21335, 30974, 42670, 61948, 77435, 85340, 154870, 228661, 309740, 457322, 914644, 1143305, 2286610, 3887237, 4573220, 7774474, 15548948, 19436185, 38872370, 77744740]

約数ペア:

[(1, 77744740), (2, 38872370), (4, 19436185), (5, 15548948), (10, 7774474), (17, 4573220), (20, 3887237), (34, 2286610), (68, 1143305), (85, 914644), (170, 457322), (251, 309740), (340, 228661), (502, 154870), (911, 85340), (1004, 77435), (1255, 61948), (1822, 42670), (2510, 30974), (3644, 21335), (4267, 18220), (4555, 17068), (5020, 15487), (8534, 9110)]