77745758

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 127008000

約数和(自身を除く): 49262242

約数列:

[1, 2, 19, 38, 41, 82, 139, 278, 359, 718, 779, 1558, 2641, 5282, 5699, 6821, 11398, 13642, 14719, 29438, 49901, 99802, 108281, 216562, 279661, 559322, 948119, 1896238, 2045941, 4091882, 38872879, 77745758]

約数ペア:

[(1, 77745758), (2, 38872879), (19, 4091882), (38, 2045941), (41, 1896238), (82, 948119), (139, 559322), (278, 279661), (359, 216562), (718, 108281), (779, 99802), (1558, 49901), (2641, 29438), (5282, 14719), (5699, 13642), (6821, 11398)]